Home / 781,723,461.44-1,172,625,549.60-199,462,802.24

Finding the Fourth Proportional to 781,723,461.44, 1,172,625,549.60 and 199,462,802.24

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Solution

The fourth proportional to 781,723,461.44, 1,172,625,549.60 and 199,462,802.24 is: 299,204,500.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    781,723,461.44 : 1,172,625,549.60 = 199,462,802.24 : x
  2. Step 2: Convert to fraction form
    781,723,461.44/1,172,625,549.60 = 199,462,802.24/x
  3. Step 3: Cross multiply
    781,723,461.44x = 1,172,625,549.60 × 199,462,802.24
  4. Step 4: Simplify right side
    781,723,461.44x = 233,895,178,101,436,096
  5. Step 5: Solve for x
    x = 233,895,178,101,436,096/781,723,461.44
  6. Step 6: Final answer
    x = 299,204,500.87

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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.