Home / 733,247,184.43-1,011,900,292.21-398,739,270.95

Finding the Fourth Proportional to 733,247,184.43, 1,011,900,292.21 and 398,739,270.95

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Solution

The fourth proportional to 733,247,184.43, 1,011,900,292.21 and 398,739,270.95 is: 550,270,622.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,247,184.43 : 1,011,900,292.21 = 398,739,270.95 : x
  2. Step 2: Convert to fraction form
    733,247,184.43/1,011,900,292.21 = 398,739,270.95/x
  3. Step 3: Cross multiply
    733,247,184.43x = 1,011,900,292.21 × 398,739,270.95
  4. Step 4: Simplify right side
    733,247,184.43x = 403,484,384,788,403,264
  5. Step 5: Solve for x
    x = 403,484,384,788,403,264/733,247,184.43
  6. Step 6: Final answer
    x = 550,270,622.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.