Home / 163,732,049.72-245,633,387.28-47,146,621.04

Finding the Fourth Proportional to 163,732,049.72, 245,633,387.28 and 47,146,621.04

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Solution

The fourth proportional to 163,732,049.72, 245,633,387.28 and 47,146,621.04 is: 70,730,099.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,732,049.72 : 245,633,387.28 = 47,146,621.04 : x
  2. Step 2: Convert to fraction form
    163,732,049.72/245,633,387.28 = 47,146,621.04/x
  3. Step 3: Cross multiply
    163,732,049.72x = 245,633,387.28 × 47,146,621.04
  4. Step 4: Simplify right side
    163,732,049.72x = 11,580,784,224,861,716
  5. Step 5: Solve for x
    x = 11,580,784,224,861,716/163,732,049.72
  6. Step 6: Final answer
    x = 70,730,099.85

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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.