Home / 1,663,341,126.46-2,295,428,894.37-920,797,589.50

Finding the Fourth Proportional to 1,663,341,126.46, 2,295,428,894.37 and 920,797,589.50

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Solution

The fourth proportional to 1,663,341,126.46, 2,295,428,894.37 and 920,797,589.50 is: 1,270,710,715.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,663,341,126.46 : 2,295,428,894.37 = 920,797,589.50 : x
  2. Step 2: Convert to fraction form
    1,663,341,126.46/2,295,428,894.37 = 920,797,589.50/x
  3. Step 3: Cross multiply
    1,663,341,126.46x = 2,295,428,894.37 × 920,797,589.50
  4. Step 4: Simplify right side
    1,663,341,126.46x = 2,113,625,392,804,546,048
  5. Step 5: Solve for x
    x = 2,113,625,392,804,546,048/1,663,341,126.46
  6. Step 6: Final answer
    x = 1,270,710,715.43

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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.