Home / 1,003,298,461.76-1,505,141,500.10-381,465,344.73

Finding the Fourth Proportional to 1,003,298,461.76, 1,505,141,500.10 and 381,465,344.73

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Solution

The fourth proportional to 1,003,298,461.76, 1,505,141,500.10 and 381,465,344.73 is: 572,271,704.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,298,461.76 : 1,505,141,500.10 = 381,465,344.73 : x
  2. Step 2: Convert to fraction form
    1,003,298,461.76/1,505,141,500.10 = 381,465,344.73/x
  3. Step 3: Cross multiply
    1,003,298,461.76x = 1,505,141,500.10 × 381,465,344.73
  4. Step 4: Simplify right side
    1,003,298,461.76x = 574,159,321,206,812,800
  5. Step 5: Solve for x
    x = 574,159,321,206,812,800/1,003,298,461.76
  6. Step 6: Final answer
    x = 572,271,704.87

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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.