Home / 295,488,001.20-443,232,001.80-159,439,105.20

Finding the Fourth Proportional to 295,488,001.20, 443,232,001.80 and 159,439,105.20

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Solution

The fourth proportional to 295,488,001.20, 443,232,001.80 and 159,439,105.20 is: 239,158,657.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,488,001.20 : 443,232,001.80 = 159,439,105.20 : x
  2. Step 2: Convert to fraction form
    295,488,001.20/443,232,001.80 = 159,439,105.20/x
  3. Step 3: Cross multiply
    295,488,001.20x = 443,232,001.80 × 159,439,105.20
  4. Step 4: Simplify right side
    295,488,001.20x = 70,668,513,762,996,784
  5. Step 5: Solve for x
    x = 70,668,513,762,996,784/295,488,001.20
  6. Step 6: Final answer
    x = 239,158,657.80

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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.