Home / 441,815,882-662,819,487.24-169,186,658.72

Finding the Fourth Proportional to 441,815,882, 662,819,487.24 and 169,186,658.72

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Solution

The fourth proportional to 441,815,882, 662,819,487.24 and 169,186,658.72 is: 253,816,621.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,815,882 : 662,819,487.24 = 169,186,658.72 : x
  2. Step 2: Convert to fraction form
    441,815,882/662,819,487.24 = 169,186,658.72/x
  3. Step 3: Cross multiply
    441,815,882x = 662,819,487.24 × 169,186,658.72
  4. Step 4: Simplify right side
    441,815,882x = 112,140,214,380,639,280
  5. Step 5: Solve for x
    x = 112,140,214,380,639,280/441,815,882
  6. Step 6: Final answer
    x = 253,816,621.24

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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.