Home / 107,660,449.20-161,527,998.60-47,119,623.60

Finding the Fourth Proportional to 107,660,449.20, 161,527,998.60 and 47,119,623.60

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Solution

The fourth proportional to 107,660,449.20, 161,527,998.60 and 47,119,623.60 is: 70,695,771.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,660,449.20 : 161,527,998.60 = 47,119,623.60 : x
  2. Step 2: Convert to fraction form
    107,660,449.20/161,527,998.60 = 47,119,623.60/x
  3. Step 3: Cross multiply
    107,660,449.20x = 161,527,998.60 × 47,119,623.60
  4. Step 4: Simplify right side
    107,660,449.20x = 7,611,138,494,893,327
  5. Step 5: Solve for x
    x = 7,611,138,494,893,327/107,660,449.20
  6. Step 6: Final answer
    x = 70,695,771.30

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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.