Home / 228,556,943.28-342,926,249.76-73,134,691.92

Finding the Fourth Proportional to 228,556,943.28, 342,926,249.76 and 73,134,691.92

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Solution

The fourth proportional to 228,556,943.28, 342,926,249.76 and 73,134,691.92 is: 109,731,103.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,556,943.28 : 342,926,249.76 = 73,134,691.92 : x
  2. Step 2: Convert to fraction form
    228,556,943.28/342,926,249.76 = 73,134,691.92/x
  3. Step 3: Cross multiply
    228,556,943.28x = 342,926,249.76 × 73,134,691.92
  4. Step 4: Simplify right side
    228,556,943.28x = 25,079,805,627,478,572
  5. Step 5: Solve for x
    x = 25,079,805,627,478,572/228,556,943.28
  6. Step 6: Final answer
    x = 109,731,103.63

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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.