Home / 1,198,332,471.60-1,797,695,440.20-369,286,254.72

Finding the Fourth Proportional to 1,198,332,471.60, 1,797,695,440.20 and 369,286,254.72

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Solution

The fourth proportional to 1,198,332,471.60, 1,797,695,440.20 and 369,286,254.72 is: 553,990,008.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,198,332,471.60 : 1,797,695,440.20 = 369,286,254.72 : x
  2. Step 2: Convert to fraction form
    1,198,332,471.60/1,797,695,440.20 = 369,286,254.72/x
  3. Step 3: Cross multiply
    1,198,332,471.60x = 1,797,695,440.20 × 369,286,254.72
  4. Step 4: Simplify right side
    1,198,332,471.60x = 663,864,216,238,679,808
  5. Step 5: Solve for x
    x = 663,864,216,238,679,808/1,198,332,471.60
  6. Step 6: Final answer
    x = 553,990,008.59

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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.