Home / 83,406,937.20-125,122,215.60-25,893,211.20

Finding the Fourth Proportional to 83,406,937.20, 125,122,215.60 and 25,893,211.20

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Solution

The fourth proportional to 83,406,937.20, 125,122,215.60 and 25,893,211.20 is: 38,843,483.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,406,937.20 : 125,122,215.60 = 25,893,211.20 : x
  2. Step 2: Convert to fraction form
    83,406,937.20/125,122,215.60 = 25,893,211.20/x
  3. Step 3: Cross multiply
    83,406,937.20x = 125,122,215.60 × 25,893,211.20
  4. Step 4: Simplify right side
    83,406,937.20x = 3,239,815,954,342,734.50
  5. Step 5: Solve for x
    x = 3,239,815,954,342,734.50/83,406,937.20
  6. Step 6: Final answer
    x = 38,843,483.09

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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.