Home / 83,037,802.80-124,556,704.20-57,209,770.20

Finding the Fourth Proportional to 83,037,802.80, 124,556,704.20 and 57,209,770.20

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Solution

The fourth proportional to 83,037,802.80, 124,556,704.20 and 57,209,770.20 is: 85,814,655.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,037,802.80 : 124,556,704.20 = 57,209,770.20 : x
  2. Step 2: Convert to fraction form
    83,037,802.80/124,556,704.20 = 57,209,770.20/x
  3. Step 3: Cross multiply
    83,037,802.80x = 124,556,704.20 × 57,209,770.20
  4. Step 4: Simplify right side
    83,037,802.80x = 7,125,860,424,151,375
  5. Step 5: Solve for x
    x = 7,125,860,424,151,375/83,037,802.80
  6. Step 6: Final answer
    x = 85,814,655.30

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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.