Home / 1,663,341,073.19-2,295,428,820.86-920,797,536.23

Finding the Fourth Proportional to 1,663,341,073.19, 2,295,428,820.86 and 920,797,536.23

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Solution

The fourth proportional to 1,663,341,073.19, 2,295,428,820.86 and 920,797,536.23 is: 1,270,710,641.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,663,341,073.19 : 2,295,428,820.86 = 920,797,536.23 : x
  2. Step 2: Convert to fraction form
    1,663,341,073.19/2,295,428,820.86 = 920,797,536.23/x
  3. Step 3: Cross multiply
    1,663,341,073.19x = 2,295,428,820.86 × 920,797,536.23
  4. Step 4: Simplify right side
    1,663,341,073.19x = 2,113,625,202,834,618,112
  5. Step 5: Solve for x
    x = 2,113,625,202,834,618,112/1,663,341,073.19
  6. Step 6: Final answer
    x = 1,270,710,641.91

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Half scale
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Double scale
Find fourth proportional to 1,663,341,074.19, 2,295,428,822.24 and 920,797,537.23
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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.