Home / 230,253,726.90-345,342,752.88-82,670,734.38

Finding the Fourth Proportional to 230,253,726.90, 345,342,752.88 and 82,670,734.38

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Solution

The fourth proportional to 230,253,726.90, 345,342,752.88 and 82,670,734.38 is: 123,992,516.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,253,726.90 : 345,342,752.88 = 82,670,734.38 : x
  2. Step 2: Convert to fraction form
    230,253,726.90/345,342,752.88 = 82,670,734.38/x
  3. Step 3: Cross multiply
    230,253,726.90x = 345,342,752.88 × 82,670,734.38
  4. Step 4: Simplify right side
    230,253,726.90x = 28,549,738,994,385,484
  5. Step 5: Solve for x
    x = 28,549,738,994,385,484/230,253,726.90
  6. Step 6: Final answer
    x = 123,992,516.34

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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.