Home / 113,030,033.65-169,318,041.63-51,534,600.78

Finding the Fourth Proportional to 113,030,033.65, 169,318,041.63 and 51,534,600.78

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Solution

The fourth proportional to 113,030,033.65, 169,318,041.63 and 51,534,600.78 is: 77,198,399.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,030,033.65 : 169,318,041.63 = 51,534,600.78 : x
  2. Step 2: Convert to fraction form
    113,030,033.65/169,318,041.63 = 51,534,600.78/x
  3. Step 3: Cross multiply
    113,030,033.65x = 169,318,041.63 × 51,534,600.78
  4. Step 4: Simplify right side
    113,030,033.65x = 8,725,737,680,253,470
  5. Step 5: Solve for x
    x = 8,725,737,680,253,470/113,030,033.65
  6. Step 6: Final answer
    x = 77,198,399.39

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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.