Home / 57,956,190.30-86,934,285.45-51,909,572.70

Finding the Fourth Proportional to 57,956,190.30, 86,934,285.45 and 51,909,572.70

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Solution

The fourth proportional to 57,956,190.30, 86,934,285.45 and 51,909,572.70 is: 77,864,359.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,956,190.30 : 86,934,285.45 = 51,909,572.70 : x
  2. Step 2: Convert to fraction form
    57,956,190.30/86,934,285.45 = 51,909,572.70/x
  3. Step 3: Cross multiply
    57,956,190.30x = 86,934,285.45 × 51,909,572.70
  4. Step 4: Simplify right side
    57,956,190.30x = 4,512,721,610,689,328
  5. Step 5: Solve for x
    x = 4,512,721,610,689,328/57,956,190.30
  6. Step 6: Final answer
    x = 77,864,359.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.