Home / 135,745,516.86-203,680,897.22-61,991,906.52

Finding the Fourth Proportional to 135,745,516.86, 203,680,897.22 and 61,991,906.52

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Solution

The fourth proportional to 135,745,516.86, 203,680,897.22 and 61,991,906.52 is: 93,016,457.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,745,516.86 : 203,680,897.22 = 61,991,906.52 : x
  2. Step 2: Convert to fraction form
    135,745,516.86/203,680,897.22 = 61,991,906.52/x
  3. Step 3: Cross multiply
    135,745,516.86x = 203,680,897.22 × 61,991,906.52
  4. Step 4: Simplify right side
    135,745,516.86x = 12,626,567,140,371,968
  5. Step 5: Solve for x
    x = 12,626,567,140,371,968/135,745,516.86
  6. Step 6: Final answer
    x = 93,016,457.80

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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.