Home / 90,541,702,863.20-124,943,912,176.10-49,341,207,746.53

Finding the Fourth Proportional to 90,541,702,863.20, 124,943,912,176.10 and 49,341,207,746.53

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Solution

The fourth proportional to 90,541,702,863.20, 124,943,912,176.10 and 49,341,207,746.53 is: 68,088,884,264.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,541,702,863.20 : 124,943,912,176.10 = 49,341,207,746.53 : x
  2. Step 2: Convert to fraction form
    90,541,702,863.20/124,943,912,176.10 = 49,341,207,746.53/x
  3. Step 3: Cross multiply
    90,541,702,863.20x = 124,943,912,176.10 × 49,341,207,746.53
  4. Step 4: Simplify right side
    90,541,702,863.20x = 6,164,883,527,345,399,398,400
  5. Step 5: Solve for x
    x = 6,164,883,527,345,399,398,400/90,541,702,863.20
  6. Step 6: Final answer
    x = 68,088,884,264.31

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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.