Home / 118,098,207.20-177,147,310.80-69,526,200.80

Finding the Fourth Proportional to 118,098,207.20, 177,147,310.80 and 69,526,200.80

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Solution

The fourth proportional to 118,098,207.20, 177,147,310.80 and 69,526,200.80 is: 104,289,301.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,098,207.20 : 177,147,310.80 = 69,526,200.80 : x
  2. Step 2: Convert to fraction form
    118,098,207.20/177,147,310.80 = 69,526,200.80/x
  3. Step 3: Cross multiply
    118,098,207.20x = 177,147,310.80 × 69,526,200.80
  4. Step 4: Simplify right side
    118,098,207.20x = 12,316,379,501,860,808
  5. Step 5: Solve for x
    x = 12,316,379,501,860,808/118,098,207.20
  6. Step 6: Final answer
    x = 104,289,301.20

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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.