Home / 161,549,781.60-242,324,672.40-97,052,527.20

Finding the Fourth Proportional to 161,549,781.60, 242,324,672.40 and 97,052,527.20

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Solution

The fourth proportional to 161,549,781.60, 242,324,672.40 and 97,052,527.20 is: 145,578,790.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,549,781.60 : 242,324,672.40 = 97,052,527.20 : x
  2. Step 2: Convert to fraction form
    161,549,781.60/242,324,672.40 = 97,052,527.20/x
  3. Step 3: Cross multiply
    161,549,781.60x = 242,324,672.40 × 97,052,527.20
  4. Step 4: Simplify right side
    161,549,781.60x = 23,518,221,859,332,092
  5. Step 5: Solve for x
    x = 23,518,221,859,332,092/161,549,781.60
  6. Step 6: Final answer
    x = 145,578,790.80

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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.