Home / 99,127,491.10-136,766,105.75-59,420,534

Finding the Fourth Proportional to 99,127,491.10, 136,766,105.75 and 59,420,534

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Solution

The fourth proportional to 99,127,491.10, 136,766,105.75 and 59,420,534 is: 81,982,454.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,127,491.10 : 136,766,105.75 = 59,420,534 : x
  2. Step 2: Convert to fraction form
    99,127,491.10/136,766,105.75 = 59,420,534/x
  3. Step 3: Cross multiply
    99,127,491.10x = 136,766,105.75 × 59,420,534
  4. Step 4: Simplify right side
    99,127,491.10x = 8,126,715,036,765,470
  5. Step 5: Solve for x
    x = 8,126,715,036,765,470/99,127,491.10
  6. Step 6: Final answer
    x = 81,982,454.58

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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.