Home / 508,536,228.80-762,804,343.20-125,583,780.80

Finding the Fourth Proportional to 508,536,228.80, 762,804,343.20 and 125,583,780.80

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Solution

The fourth proportional to 508,536,228.80, 762,804,343.20 and 125,583,780.80 is: 188,375,671.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,536,228.80 : 762,804,343.20 = 125,583,780.80 : x
  2. Step 2: Convert to fraction form
    508,536,228.80/762,804,343.20 = 125,583,780.80/x
  3. Step 3: Cross multiply
    508,536,228.80x = 762,804,343.20 × 125,583,780.80
  4. Step 4: Simplify right side
    508,536,228.80x = 95,795,853,429,716,768
  5. Step 5: Solve for x
    x = 95,795,853,429,716,768/508,536,228.80
  6. Step 6: Final answer
    x = 188,375,671.20

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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.