Home / 752,999,292.40-1,129,564,031.28-207,740,826.40

Finding the Fourth Proportional to 752,999,292.40, 1,129,564,031.28 and 207,740,826.40

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Solution

The fourth proportional to 752,999,292.40, 1,129,564,031.28 and 207,740,826.40 is: 311,629,197.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,999,292.40 : 1,129,564,031.28 = 207,740,826.40 : x
  2. Step 2: Convert to fraction form
    752,999,292.40/1,129,564,031.28 = 207,740,826.40/x
  3. Step 3: Cross multiply
    752,999,292.40x = 1,129,564,031.28 × 207,740,826.40
  4. Step 4: Simplify right side
    752,999,292.40x = 234,656,565,329,822,656
  5. Step 5: Solve for x
    x = 234,656,565,329,822,656/752,999,292.40
  6. Step 6: Final answer
    x = 311,629,197.66

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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.