Home / 101,554,500.76-152,225,442.52-42,500,717.80

Finding the Fourth Proportional to 101,554,500.76, 152,225,442.52 and 42,500,717.80

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Solution

The fourth proportional to 101,554,500.76, 152,225,442.52 and 42,500,717.80 is: 63,706,586.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,554,500.76 : 152,225,442.52 = 42,500,717.80 : x
  2. Step 2: Convert to fraction form
    101,554,500.76/152,225,442.52 = 42,500,717.80/x
  3. Step 3: Cross multiply
    101,554,500.76x = 152,225,442.52 × 42,500,717.80
  4. Step 4: Simplify right side
    101,554,500.76x = 6,469,690,574,522,641
  5. Step 5: Solve for x
    x = 6,469,690,574,522,641/101,554,500.76
  6. Step 6: Final answer
    x = 63,706,586.38

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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.