Home / 83,037,698.80-124,556,548.20-82,559,401.90

Finding the Fourth Proportional to 83,037,698.80, 124,556,548.20 and 82,559,401.90

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Solution

The fourth proportional to 83,037,698.80, 124,556,548.20 and 82,559,401.90 is: 123,839,102.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,037,698.80 : 124,556,548.20 = 82,559,401.90 : x
  2. Step 2: Convert to fraction form
    83,037,698.80/124,556,548.20 = 82,559,401.90/x
  3. Step 3: Cross multiply
    83,037,698.80x = 124,556,548.20 × 82,559,401.90
  4. Step 4: Simplify right side
    83,037,698.80x = 10,283,314,122,120,522
  5. Step 5: Solve for x
    x = 10,283,314,122,120,522/83,037,698.80
  6. Step 6: Final answer
    x = 123,839,102.85

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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.