Home / 386,098,463.70-532,826,907.57-235,399,816.98

Finding the Fourth Proportional to 386,098,463.70, 532,826,907.57 and 235,399,816.98

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Solution

The fourth proportional to 386,098,463.70, 532,826,907.57 and 235,399,816.98 is: 324,858,470.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    386,098,463.70 : 532,826,907.57 = 235,399,816.98 : x
  2. Step 2: Convert to fraction form
    386,098,463.70/532,826,907.57 = 235,399,816.98/x
  3. Step 3: Cross multiply
    386,098,463.70x = 532,826,907.57 × 235,399,816.98
  4. Step 4: Simplify right side
    386,098,463.70x = 125,427,356,523,997,376
  5. Step 5: Solve for x
    x = 125,427,356,523,997,376/386,098,463.70
  6. Step 6: Final answer
    x = 324,858,470.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.