Home / 162,581,959.59-243,821,544.35-53,389,129.83

Finding the Fourth Proportional to 162,581,959.59, 243,821,544.35 and 53,389,129.83

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Solution

The fourth proportional to 162,581,959.59, 243,821,544.35 and 53,389,129.83 is: 80,066,817.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,581,959.59 : 243,821,544.35 = 53,389,129.83 : x
  2. Step 2: Convert to fraction form
    162,581,959.59/243,821,544.35 = 53,389,129.83/x
  3. Step 3: Cross multiply
    162,581,959.59x = 243,821,544.35 × 53,389,129.83
  4. Step 4: Simplify right side
    162,581,959.59x = 13,017,420,086,386,306
  5. Step 5: Solve for x
    x = 13,017,420,086,386,306/162,581,959.59
  6. Step 6: Final answer
    x = 80,066,817.49

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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.