Home / 1,663,341,071.69-2,295,428,818.79-920,797,534.73

Finding the Fourth Proportional to 1,663,341,071.69, 2,295,428,818.79 and 920,797,534.73

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Solution

The fourth proportional to 1,663,341,071.69, 2,295,428,818.79 and 920,797,534.73 is: 1,270,710,639.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,663,341,071.69 : 2,295,428,818.79 = 920,797,534.73 : x
  2. Step 2: Convert to fraction form
    1,663,341,071.69/2,295,428,818.79 = 920,797,534.73/x
  3. Step 3: Cross multiply
    1,663,341,071.69x = 2,295,428,818.79 × 920,797,534.73
  4. Step 4: Simplify right side
    1,663,341,071.69x = 2,113,625,197,490,028,032
  5. Step 5: Solve for x
    x = 2,113,625,197,490,028,032/1,663,341,071.69
  6. Step 6: Final answer
    x = 1,270,710,639.85

Related Problems

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Half scale
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Double scale
Find fourth proportional to 1,663,341,072.69, 2,295,428,820.17 and 920,797,535.73
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.