Home / 370,256,612.92-510,951,294.76-202,990,872.60

Finding the Fourth Proportional to 370,256,612.92, 510,951,294.76 and 202,990,872.60

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Solution

The fourth proportional to 370,256,612.92, 510,951,294.76 and 202,990,872.60 is: 280,125,852.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,256,612.92 : 510,951,294.76 = 202,990,872.60 : x
  2. Step 2: Convert to fraction form
    370,256,612.92/510,951,294.76 = 202,990,872.60/x
  3. Step 3: Cross multiply
    370,256,612.92x = 510,951,294.76 × 202,990,872.60
  4. Step 4: Simplify right side
    370,256,612.92x = 103,718,449,179,432,208
  5. Step 5: Solve for x
    x = 103,718,449,179,432,208/370,256,612.92
  6. Step 6: Final answer
    x = 280,125,852.07

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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.