Home / 161,857,439.60-242,786,159.40-144,851,327.60

Finding the Fourth Proportional to 161,857,439.60, 242,786,159.40 and 144,851,327.60

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Solution

The fourth proportional to 161,857,439.60, 242,786,159.40 and 144,851,327.60 is: 217,276,991.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,857,439.60 : 242,786,159.40 = 144,851,327.60 : x
  2. Step 2: Convert to fraction form
    161,857,439.60/242,786,159.40 = 144,851,327.60/x
  3. Step 3: Cross multiply
    161,857,439.60x = 242,786,159.40 × 144,851,327.60
  4. Step 4: Simplify right side
    161,857,439.60x = 35,167,897,511,995,220
  5. Step 5: Solve for x
    x = 35,167,897,511,995,220/161,857,439.60
  6. Step 6: Final answer
    x = 217,276,991.40

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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.