Home / 984,825,708.14-1,359,091,695.15-538,778,723.98

Finding the Fourth Proportional to 984,825,708.14, 1,359,091,695.15 and 538,778,723.98

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Solution

The fourth proportional to 984,825,708.14, 1,359,091,695.15 and 538,778,723.98 is: 743,532,264.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,825,708.14 : 1,359,091,695.15 = 538,778,723.98 : x
  2. Step 2: Convert to fraction form
    984,825,708.14/1,359,091,695.15 = 538,778,723.98/x
  3. Step 3: Cross multiply
    984,825,708.14x = 1,359,091,695.15 × 538,778,723.98
  4. Step 4: Simplify right side
    984,825,708.14x = 732,249,689,284,732,288
  5. Step 5: Solve for x
    x = 732,249,689,284,732,288/984,825,708.14
  6. Step 6: Final answer
    x = 743,532,264.88

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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.