Home / 85,177,314.60-127,598,010.30-49,233,532.20

Finding the Fourth Proportional to 85,177,314.60, 127,598,010.30 and 49,233,532.20

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Solution

The fourth proportional to 85,177,314.60, 127,598,010.30 and 49,233,532.20 is: 73,753,214.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,177,314.60 : 127,598,010.30 = 49,233,532.20 : x
  2. Step 2: Convert to fraction form
    85,177,314.60/127,598,010.30 = 49,233,532.20/x
  3. Step 3: Cross multiply
    85,177,314.60x = 127,598,010.30 × 49,233,532.20
  4. Step 4: Simplify right side
    85,177,314.60x = 6,282,100,748,760,982
  5. Step 5: Solve for x
    x = 6,282,100,748,760,982/85,177,314.60
  6. Step 6: Final answer
    x = 73,753,214.44

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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.