Home / 93,433,757.13-128,002,105.62-89,940,512.25

Finding the Fourth Proportional to 93,433,757.13, 128,002,105.62 and 89,940,512.25

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Solution

The fourth proportional to 93,433,757.13, 128,002,105.62 and 89,940,512.25 is: 123,216,440.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,433,757.13 : 128,002,105.62 = 89,940,512.25 : x
  2. Step 2: Convert to fraction form
    93,433,757.13/128,002,105.62 = 89,940,512.25/x
  3. Step 3: Cross multiply
    93,433,757.13x = 128,002,105.62 × 89,940,512.25
  4. Step 4: Simplify right side
    93,433,757.13x = 11,512,574,948,541,404
  5. Step 5: Solve for x
    x = 11,512,574,948,541,404/93,433,757.13
  6. Step 6: Final answer
    x = 123,216,440.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.