Home / 83,990,064.30-125,985,096.45-23,405,790.30

Finding the Fourth Proportional to 83,990,064.30, 125,985,096.45 and 23,405,790.30

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Solution

The fourth proportional to 83,990,064.30, 125,985,096.45 and 23,405,790.30 is: 35,108,685.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,990,064.30 : 125,985,096.45 = 23,405,790.30 : x
  2. Step 2: Convert to fraction form
    83,990,064.30/125,985,096.45 = 23,405,790.30/x
  3. Step 3: Cross multiply
    83,990,064.30x = 125,985,096.45 × 23,405,790.30
  4. Step 4: Simplify right side
    83,990,064.30x = 2,948,780,748,433,974.50
  5. Step 5: Solve for x
    x = 2,948,780,748,433,974.50/83,990,064.30
  6. Step 6: Final answer
    x = 35,108,685.45

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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.