Home / 483,553,872.15-725,473,116.33-156,023,240.91

Finding the Fourth Proportional to 483,553,872.15, 725,473,116.33 and 156,023,240.91

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Solution

The fourth proportional to 483,553,872.15, 725,473,116.33 and 156,023,240.91 is: 234,080,778.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,553,872.15 : 725,473,116.33 = 156,023,240.91 : x
  2. Step 2: Convert to fraction form
    483,553,872.15/725,473,116.33 = 156,023,240.91/x
  3. Step 3: Cross multiply
    483,553,872.15x = 725,473,116.33 × 156,023,240.91
  4. Step 4: Simplify right side
    483,553,872.15x = 113,190,666,802,884,048
  5. Step 5: Solve for x
    x = 113,190,666,802,884,048/483,553,872.15
  6. Step 6: Final answer
    x = 234,080,778.42

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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.