Home / 102,550,306.60-153,825,459.90-98,967,125.80

Finding the Fourth Proportional to 102,550,306.60, 153,825,459.90 and 98,967,125.80

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Solution

The fourth proportional to 102,550,306.60, 153,825,459.90 and 98,967,125.80 is: 148,450,688.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,550,306.60 : 153,825,459.90 = 98,967,125.80 : x
  2. Step 2: Convert to fraction form
    102,550,306.60/153,825,459.90 = 98,967,125.80/x
  3. Step 3: Cross multiply
    102,550,306.60x = 153,825,459.90 × 98,967,125.80
  4. Step 4: Simplify right side
    102,550,306.60x = 15,223,663,641,166,156
  5. Step 5: Solve for x
    x = 15,223,663,641,166,156/102,550,306.60
  6. Step 6: Final answer
    x = 148,450,688.70

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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.