Home / 90,013,321.24-124,238,366.67-54,723,627.73

Finding the Fourth Proportional to 90,013,321.24, 124,238,366.67 and 54,723,627.73

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Solution

The fourth proportional to 90,013,321.24, 124,238,366.67 and 54,723,627.73 is: 75,530,755.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,013,321.24 : 124,238,366.67 = 54,723,627.73 : x
  2. Step 2: Convert to fraction form
    90,013,321.24/124,238,366.67 = 54,723,627.73/x
  3. Step 3: Cross multiply
    90,013,321.24x = 124,238,366.67 × 54,723,627.73
  4. Step 4: Simplify right side
    90,013,321.24x = 6,798,774,127,834,767
  5. Step 5: Solve for x
    x = 6,798,774,127,834,767/90,013,321.24
  6. Step 6: Final answer
    x = 75,530,755.16

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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.