Home / 149,785,672.80-224,678,509.20-47,557,711.20

Finding the Fourth Proportional to 149,785,672.80, 224,678,509.20 and 47,557,711.20

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Solution

The fourth proportional to 149,785,672.80, 224,678,509.20 and 47,557,711.20 is: 71,336,566.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,785,672.80 : 224,678,509.20 = 47,557,711.20 : x
  2. Step 2: Convert to fraction form
    149,785,672.80/224,678,509.20 = 47,557,711.20/x
  3. Step 3: Cross multiply
    149,785,672.80x = 224,678,509.20 × 47,557,711.20
  4. Step 4: Simplify right side
    149,785,672.80x = 10,685,195,653,380,144
  5. Step 5: Solve for x
    x = 10,685,195,653,380,144/149,785,672.80
  6. Step 6: Final answer
    x = 71,336,566.80

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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.