Home / 1,034,244,018.20-1,551,366,027.30-647,260,491.80

Finding the Fourth Proportional to 1,034,244,018.20, 1,551,366,027.30 and 647,260,491.80

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Solution

The fourth proportional to 1,034,244,018.20, 1,551,366,027.30 and 647,260,491.80 is: 970,890,737.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,034,244,018.20 : 1,551,366,027.30 = 647,260,491.80 : x
  2. Step 2: Convert to fraction form
    1,034,244,018.20/1,551,366,027.30 = 647,260,491.80/x
  3. Step 3: Cross multiply
    1,034,244,018.20x = 1,551,366,027.30 × 647,260,491.80
  4. Step 4: Simplify right side
    1,034,244,018.20x = 1,004,137,937,792,010,112
  5. Step 5: Solve for x
    x = 1,004,137,937,792,010,112/1,034,244,018.20
  6. Step 6: Final answer
    x = 970,890,737.70

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.