Home / 347,711,998.60-521,567,997.90-92,410,366.60

Finding the Fourth Proportional to 347,711,998.60, 521,567,997.90 and 92,410,366.60

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Solution

The fourth proportional to 347,711,998.60, 521,567,997.90 and 92,410,366.60 is: 138,615,549.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,711,998.60 : 521,567,997.90 = 92,410,366.60 : x
  2. Step 2: Convert to fraction form
    347,711,998.60/521,567,997.90 = 92,410,366.60/x
  3. Step 3: Cross multiply
    347,711,998.60x = 521,567,997.90 × 92,410,366.60
  4. Step 4: Simplify right side
    347,711,998.60x = 48,198,289,892,767,024
  5. Step 5: Solve for x
    x = 48,198,289,892,767,024/347,711,998.60
  6. Step 6: Final answer
    x = 138,615,549.90

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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.