Home / 154,556,000.20-231,834,000.30-73,934,432.20

Finding the Fourth Proportional to 154,556,000.20, 231,834,000.30 and 73,934,432.20

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Solution

The fourth proportional to 154,556,000.20, 231,834,000.30 and 73,934,432.20 is: 110,901,648.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,556,000.20 : 231,834,000.30 = 73,934,432.20 : x
  2. Step 2: Convert to fraction form
    154,556,000.20/231,834,000.30 = 73,934,432.20/x
  3. Step 3: Cross multiply
    154,556,000.20x = 231,834,000.30 × 73,934,432.20
  4. Step 4: Simplify right side
    154,556,000.20x = 17,140,515,176,835,132
  5. Step 5: Solve for x
    x = 17,140,515,176,835,132/154,556,000.20
  6. Step 6: Final answer
    x = 110,901,648.30

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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.