Home / 265,745,062.20-398,617,593.30-238,960,435.80

Finding the Fourth Proportional to 265,745,062.20, 398,617,593.30 and 238,960,435.80

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Solution

The fourth proportional to 265,745,062.20, 398,617,593.30 and 238,960,435.80 is: 358,440,653.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,745,062.20 : 398,617,593.30 = 238,960,435.80 : x
  2. Step 2: Convert to fraction form
    265,745,062.20/398,617,593.30 = 238,960,435.80/x
  3. Step 3: Cross multiply
    265,745,062.20x = 398,617,593.30 × 238,960,435.80
  4. Step 4: Simplify right side
    265,745,062.20x = 95,253,833,812,515,168
  5. Step 5: Solve for x
    x = 95,253,833,812,515,168/265,745,062.20
  6. Step 6: Final answer
    x = 358,440,653.70

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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.