Home / 378,566,630.60-567,849,945.90-242,517,734.60

Finding the Fourth Proportional to 378,566,630.60, 567,849,945.90 and 242,517,734.60

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Solution

The fourth proportional to 378,566,630.60, 567,849,945.90 and 242,517,734.60 is: 363,776,601.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,566,630.60 : 567,849,945.90 = 242,517,734.60 : x
  2. Step 2: Convert to fraction form
    378,566,630.60/567,849,945.90 = 242,517,734.60/x
  3. Step 3: Cross multiply
    378,566,630.60x = 567,849,945.90 × 242,517,734.60
  4. Step 4: Simplify right side
    378,566,630.60x = 137,713,682,472,400,544
  5. Step 5: Solve for x
    x = 137,713,682,472,400,544/378,566,630.60
  6. Step 6: Final answer
    x = 363,776,601.90

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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.