Home / 231,787,207.20-347,727,466.80-68,024,647.20

Finding the Fourth Proportional to 231,787,207.20, 347,727,466.80 and 68,024,647.20

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Solution

The fourth proportional to 231,787,207.20, 347,727,466.80 and 68,024,647.20 is: 102,050,663.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,787,207.20 : 347,727,466.80 = 68,024,647.20 : x
  2. Step 2: Convert to fraction form
    231,787,207.20/347,727,466.80 = 68,024,647.20/x
  3. Step 3: Cross multiply
    231,787,207.20x = 347,727,466.80 × 68,024,647.20
  4. Step 4: Simplify right side
    231,787,207.20x = 23,654,038,250,819,716
  5. Step 5: Solve for x
    x = 23,654,038,250,819,716/231,787,207.20
  6. Step 6: Final answer
    x = 102,050,663.35

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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.