Home / 1,108,853,915,000.90-1,530,227,387,382.50-614,466,730,410.80

Finding the Fourth Proportional to 1,108,853,915,000.90, 1,530,227,387,382.50 and 614,466,730,410.80

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Solution

The fourth proportional to 1,108,853,915,000.90, 1,530,227,387,382.50 and 614,466,730,410.80 is: 847,969,066,790.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,853,915,000.90 : 1,530,227,387,382.50 = 614,466,730,410.80 : x
  2. Step 2: Convert to fraction form
    1,108,853,915,000.90/1,530,227,387,382.50 = 614,466,730,410.80/x
  3. Step 3: Cross multiply
    1,108,853,915,000.90x = 1,530,227,387,382.50 × 614,466,730,410.80
  4. Step 4: Simplify right side
    1,108,853,915,000.90x = 940,273,819,509,985,554,464,768
  5. Step 5: Solve for x
    x = 940,273,819,509,985,554,464,768/1,108,853,915,000.90
  6. Step 6: Final answer
    x = 847,969,066,790.21

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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.