Home / 82,960,679.40-124,441,019.10-25,452,858.30

Finding the Fourth Proportional to 82,960,679.40, 124,441,019.10 and 25,452,858.30

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Solution

The fourth proportional to 82,960,679.40, 124,441,019.10 and 25,452,858.30 is: 38,179,287.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,960,679.40 : 124,441,019.10 = 25,452,858.30 : x
  2. Step 2: Convert to fraction form
    82,960,679.40/124,441,019.10 = 25,452,858.30/x
  3. Step 3: Cross multiply
    82,960,679.40x = 124,441,019.10 × 25,452,858.30
  4. Step 4: Simplify right side
    82,960,679.40x = 3,167,379,625,859,893.50
  5. Step 5: Solve for x
    x = 3,167,379,625,859,893.50/82,960,679.40
  6. Step 6: Final answer
    x = 38,179,287.45

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Double scale
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Similar ratio
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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.