Home / 125,475,891.30-188,280,710.55-48,801,420.90

Finding the Fourth Proportional to 125,475,891.30, 188,280,710.55 and 48,801,420.90

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Solution

The fourth proportional to 125,475,891.30, 188,280,710.55 and 48,801,420.90 is: 73,228,140.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,475,891.30 : 188,280,710.55 = 48,801,420.90 : x
  2. Step 2: Convert to fraction form
    125,475,891.30/188,280,710.55 = 48,801,420.90/x
  3. Step 3: Cross multiply
    125,475,891.30x = 188,280,710.55 × 48,801,420.90
  4. Step 4: Simplify right side
    125,475,891.30x = 9,188,366,202,901,620
  5. Step 5: Solve for x
    x = 9,188,366,202,901,620/125,475,891.30
  6. Step 6: Final answer
    x = 73,228,140.54

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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.