Home / 276,901,366.92-382,241,549.61-172,531,004.64

Finding the Fourth Proportional to 276,901,366.92, 382,241,549.61 and 172,531,004.64

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Solution

The fourth proportional to 276,901,366.92, 382,241,549.61 and 172,531,004.64 is: 238,166,099.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,901,366.92 : 382,241,549.61 = 172,531,004.64 : x
  2. Step 2: Convert to fraction form
    276,901,366.92/382,241,549.61 = 172,531,004.64/x
  3. Step 3: Cross multiply
    276,901,366.92x = 382,241,549.61 × 172,531,004.64
  4. Step 4: Simplify right side
    276,901,366.92x = 65,948,518,569,363,696
  5. Step 5: Solve for x
    x = 65,948,518,569,363,696/276,901,366.92
  6. Step 6: Final answer
    x = 238,166,099.73

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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.