Home / 86,319,998.40-129,479,997.60-22,494,590.40

Finding the Fourth Proportional to 86,319,998.40, 129,479,997.60 and 22,494,590.40

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Solution

The fourth proportional to 86,319,998.40, 129,479,997.60 and 22,494,590.40 is: 33,741,885.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,319,998.40 : 129,479,997.60 = 22,494,590.40 : x
  2. Step 2: Convert to fraction form
    86,319,998.40/129,479,997.60 = 22,494,590.40/x
  3. Step 3: Cross multiply
    86,319,998.40x = 129,479,997.60 × 22,494,590.40
  4. Step 4: Simplify right side
    86,319,998.40x = 2,912,599,511,004,982.50
  5. Step 5: Solve for x
    x = 2,912,599,511,004,982.50/86,319,998.40
  6. Step 6: Final answer
    x = 33,741,885.60

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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.