Home / 752,473,862.66-1,128,856,149.50-286,099,024.85

Finding the Fourth Proportional to 752,473,862.66, 1,128,856,149.50 and 286,099,024.85

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Solution

The fourth proportional to 752,473,862.66, 1,128,856,149.50 and 286,099,024.85 is: 429,203,803.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,473,862.66 : 1,128,856,149.50 = 286,099,024.85 : x
  2. Step 2: Convert to fraction form
    752,473,862.66/1,128,856,149.50 = 286,099,024.85/x
  3. Step 3: Cross multiply
    752,473,862.66x = 1,128,856,149.50 × 286,099,024.85
  4. Step 4: Simplify right side
    752,473,862.66x = 322,964,643,560,801,024
  5. Step 5: Solve for x
    x = 322,964,643,560,801,024/752,473,862.66
  6. Step 6: Final answer
    x = 429,203,803.07

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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.