Home / 442,934,490.60-664,247,876.31-246,497,674.86

Finding the Fourth Proportional to 442,934,490.60, 664,247,876.31 and 246,497,674.86

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Solution

The fourth proportional to 442,934,490.60, 664,247,876.31 and 246,497,674.86 is: 369,660,887.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,934,490.60 : 664,247,876.31 = 246,497,674.86 : x
  2. Step 2: Convert to fraction form
    442,934,490.60/664,247,876.31 = 246,497,674.86/x
  3. Step 3: Cross multiply
    442,934,490.60x = 664,247,876.31 × 246,497,674.86
  4. Step 4: Simplify right side
    442,934,490.60x = 163,735,557,041,107,872
  5. Step 5: Solve for x
    x = 163,735,557,041,107,872/442,934,490.60
  6. Step 6: Final answer
    x = 369,660,887.82

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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.