Home / 66,044,179.60-98,982,288.60-31,891,987.60

Finding the Fourth Proportional to 66,044,179.60, 98,982,288.60 and 31,891,987.60

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Solution

The fourth proportional to 66,044,179.60, 98,982,288.60 and 31,891,987.60 is: 47,797,428.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,044,179.60 : 98,982,288.60 = 31,891,987.60 : x
  2. Step 2: Convert to fraction form
    66,044,179.60/98,982,288.60 = 31,891,987.60/x
  3. Step 3: Cross multiply
    66,044,179.60x = 98,982,288.60 × 31,891,987.60
  4. Step 4: Simplify right side
    66,044,179.60x = 3,156,741,920,650,821.50
  5. Step 5: Solve for x
    x = 3,156,741,920,650,821.50/66,044,179.60
  6. Step 6: Final answer
    x = 47,797,428.02

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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.