Home / 133,060,696.30-199,740,343.65-102,902,257.90

Finding the Fourth Proportional to 133,060,696.30, 199,740,343.65 and 102,902,257.90

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Solution

The fourth proportional to 133,060,696.30, 199,740,343.65 and 102,902,257.90 is: 154,468,847.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,060,696.30 : 199,740,343.65 = 102,902,257.90 : x
  2. Step 2: Convert to fraction form
    133,060,696.30/199,740,343.65 = 102,902,257.90/x
  3. Step 3: Cross multiply
    133,060,696.30x = 199,740,343.65 × 102,902,257.90
  4. Step 4: Simplify right side
    133,060,696.30x = 20,553,732,355,306,928
  5. Step 5: Solve for x
    x = 20,553,732,355,306,928/133,060,696.30
  6. Step 6: Final answer
    x = 154,468,847.13

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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.