Home / 84,869,344.60-127,115,060.10-73,531,936.60

Finding the Fourth Proportional to 84,869,344.60, 127,115,060.10 and 73,531,936.60

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Solution

The fourth proportional to 84,869,344.60, 127,115,060.10 and 73,531,936.60 is: 110,134,190.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,869,344.60 : 127,115,060.10 = 73,531,936.60 : x
  2. Step 2: Convert to fraction form
    84,869,344.60/127,115,060.10 = 73,531,936.60/x
  3. Step 3: Cross multiply
    84,869,344.60x = 127,115,060.10 × 73,531,936.60
  4. Step 4: Simplify right side
    84,869,344.60x = 9,347,016,540,178,388
  5. Step 5: Solve for x
    x = 9,347,016,540,178,388/84,869,344.60
  6. Step 6: Final answer
    x = 110,134,190.20

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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.