Home / 82,632,328.20-123,948,492.30-73,704,119.40

Finding the Fourth Proportional to 82,632,328.20, 123,948,492.30 and 73,704,119.40

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Solution

The fourth proportional to 82,632,328.20, 123,948,492.30 and 73,704,119.40 is: 110,556,179.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,632,328.20 : 123,948,492.30 = 73,704,119.40 : x
  2. Step 2: Convert to fraction form
    82,632,328.20/123,948,492.30 = 73,704,119.40/x
  3. Step 3: Cross multiply
    82,632,328.20x = 123,948,492.30 × 73,704,119.40
  4. Step 4: Simplify right side
    82,632,328.20x = 9,135,514,475,929,182
  5. Step 5: Solve for x
    x = 9,135,514,475,929,182/82,632,328.20
  6. Step 6: Final answer
    x = 110,556,179.10

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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.