Home / 253,639,660.59-379,813,621.73-167,115,751.11

Finding the Fourth Proportional to 253,639,660.59, 379,813,621.73 and 167,115,751.11

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Solution

The fourth proportional to 253,639,660.59, 379,813,621.73 and 167,115,751.11 is: 250,248,082.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,639,660.59 : 379,813,621.73 = 167,115,751.11 : x
  2. Step 2: Convert to fraction form
    253,639,660.59/379,813,621.73 = 167,115,751.11/x
  3. Step 3: Cross multiply
    253,639,660.59x = 379,813,621.73 × 167,115,751.11
  4. Step 4: Simplify right side
    253,639,660.59x = 63,472,838,676,382,800
  5. Step 5: Solve for x
    x = 63,472,838,676,382,800/253,639,660.59
  6. Step 6: Final answer
    x = 250,248,082.37

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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.