Home / 84,744,010.70-127,116,016.05-65,612,134.70

Finding the Fourth Proportional to 84,744,010.70, 127,116,016.05 and 65,612,134.70

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Solution

The fourth proportional to 84,744,010.70, 127,116,016.05 and 65,612,134.70 is: 98,418,202.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,744,010.70 : 127,116,016.05 = 65,612,134.70 : x
  2. Step 2: Convert to fraction form
    84,744,010.70/127,116,016.05 = 65,612,134.70/x
  3. Step 3: Cross multiply
    84,744,010.70x = 127,116,016.05 × 65,612,134.70
  4. Step 4: Simplify right side
    84,744,010.70x = 8,340,353,167,599,962
  5. Step 5: Solve for x
    x = 8,340,353,167,599,962/84,744,010.70
  6. Step 6: Final answer
    x = 98,418,202.05

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Similar ratio
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1.5x scale

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.