Home / 65,418,081.60-98,127,122.40-22,335,931.20

Finding the Fourth Proportional to 65,418,081.60, 98,127,122.40 and 22,335,931.20

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Solution

The fourth proportional to 65,418,081.60, 98,127,122.40 and 22,335,931.20 is: 33,503,896.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,418,081.60 : 98,127,122.40 = 22,335,931.20 : x
  2. Step 2: Convert to fraction form
    65,418,081.60/98,127,122.40 = 22,335,931.20/x
  3. Step 3: Cross multiply
    65,418,081.60x = 98,127,122.40 × 22,335,931.20
  4. Step 4: Simplify right side
    65,418,081.60x = 2,191,760,654,780,379
  5. Step 5: Solve for x
    x = 2,191,760,654,780,379/65,418,081.60
  6. Step 6: Final answer
    x = 33,503,896.80

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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.