Home / 72,427,535.60-108,689,165.94-34,100,010.68

Finding the Fourth Proportional to 72,427,535.60, 108,689,165.94 and 34,100,010.68

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Solution

The fourth proportional to 72,427,535.60, 108,689,165.94 and 34,100,010.68 is: 51,172,550.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,427,535.60 : 108,689,165.94 = 34,100,010.68 : x
  2. Step 2: Convert to fraction form
    72,427,535.60/108,689,165.94 = 34,100,010.68/x
  3. Step 3: Cross multiply
    72,427,535.60x = 108,689,165.94 × 34,100,010.68
  4. Step 4: Simplify right side
    72,427,535.60x = 3,706,301,719,354,292
  5. Step 5: Solve for x
    x = 3,706,301,719,354,292/72,427,535.60
  6. Step 6: Final answer
    x = 51,172,550.45

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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.