Home / 118,098,138.60-177,147,207.90-88,762,595.40

Finding the Fourth Proportional to 118,098,138.60, 177,147,207.90 and 88,762,595.40

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Solution

The fourth proportional to 118,098,138.60, 177,147,207.90 and 88,762,595.40 is: 133,143,893.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,098,138.60 : 177,147,207.90 = 88,762,595.40 : x
  2. Step 2: Convert to fraction form
    118,098,138.60/177,147,207.90 = 88,762,595.40/x
  3. Step 3: Cross multiply
    118,098,138.60x = 177,147,207.90 × 88,762,595.40
  4. Step 4: Simplify right side
    118,098,138.60x = 15,724,045,941,067,386
  5. Step 5: Solve for x
    x = 15,724,045,941,067,386/118,098,138.60
  6. Step 6: Final answer
    x = 133,143,893.10

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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.