Home / 367,428,231.70-551,142,347.55-149,183,127.70

Finding the Fourth Proportional to 367,428,231.70, 551,142,347.55 and 149,183,127.70

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Solution

The fourth proportional to 367,428,231.70, 551,142,347.55 and 149,183,127.70 is: 223,774,691.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,428,231.70 : 551,142,347.55 = 149,183,127.70 : x
  2. Step 2: Convert to fraction form
    367,428,231.70/551,142,347.55 = 149,183,127.70/x
  3. Step 3: Cross multiply
    367,428,231.70x = 551,142,347.55 × 149,183,127.70
  4. Step 4: Simplify right side
    367,428,231.70x = 82,221,139,215,429,424
  5. Step 5: Solve for x
    x = 82,221,139,215,429,424/367,428,231.70
  6. Step 6: Final answer
    x = 223,774,691.55

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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.