Home / 74,199,115.20-111,298,672.80-35,935,363.20

Finding the Fourth Proportional to 74,199,115.20, 111,298,672.80 and 35,935,363.20

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Solution

The fourth proportional to 74,199,115.20, 111,298,672.80 and 35,935,363.20 is: 53,903,044.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,199,115.20 : 111,298,672.80 = 35,935,363.20 : x
  2. Step 2: Convert to fraction form
    74,199,115.20/111,298,672.80 = 35,935,363.20/x
  3. Step 3: Cross multiply
    74,199,115.20x = 111,298,672.80 × 35,935,363.20
  4. Step 4: Simplify right side
    74,199,115.20x = 3,999,558,230,745,961
  5. Step 5: Solve for x
    x = 3,999,558,230,745,961/74,199,115.20
  6. Step 6: Final answer
    x = 53,903,044.80

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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.