Home / 205,780,650.48-308,267,393.76-119,337,449.04

Finding the Fourth Proportional to 205,780,650.48, 308,267,393.76 and 119,337,449.04

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Solution

The fourth proportional to 205,780,650.48, 308,267,393.76 and 119,337,449.04 is: 178,772,126.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,780,650.48 : 308,267,393.76 = 119,337,449.04 : x
  2. Step 2: Convert to fraction form
    205,780,650.48/308,267,393.76 = 119,337,449.04/x
  3. Step 3: Cross multiply
    205,780,650.48x = 308,267,393.76 × 119,337,449.04
  4. Step 4: Simplify right side
    205,780,650.48x = 36,787,844,393,527,616
  5. Step 5: Solve for x
    x = 36,787,844,393,527,616/205,780,650.48
  6. Step 6: Final answer
    x = 178,772,126.09

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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.