Home / 83,072,029.80-124,533,395.10-52,764,292.20

Finding the Fourth Proportional to 83,072,029.80, 124,533,395.10 and 52,764,292.20

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Solution

The fourth proportional to 83,072,029.80, 124,533,395.10 and 52,764,292.20 is: 79,099,023.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,072,029.80 : 124,533,395.10 = 52,764,292.20 : x
  2. Step 2: Convert to fraction form
    83,072,029.80/124,533,395.10 = 52,764,292.20/x
  3. Step 3: Cross multiply
    83,072,029.80x = 124,533,395.10 × 52,764,292.20
  4. Step 4: Simplify right side
    83,072,029.80x = 6,570,916,447,714,448
  5. Step 5: Solve for x
    x = 6,570,916,447,714,448/83,072,029.80
  6. Step 6: Final answer
    x = 79,099,023.62

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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.