Home / 356,339,154.80-534,508,732.20-330,511,122.20

Finding the Fourth Proportional to 356,339,154.80, 534,508,732.20 and 330,511,122.20

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Solution

The fourth proportional to 356,339,154.80, 534,508,732.20 and 330,511,122.20 is: 495,766,683.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,339,154.80 : 534,508,732.20 = 330,511,122.20 : x
  2. Step 2: Convert to fraction form
    356,339,154.80/534,508,732.20 = 330,511,122.20/x
  3. Step 3: Cross multiply
    356,339,154.80x = 534,508,732.20 × 330,511,122.20
  4. Step 4: Simplify right side
    356,339,154.80x = 176,661,080,905,121,280
  5. Step 5: Solve for x
    x = 176,661,080,905,121,280/356,339,154.80
  6. Step 6: Final answer
    x = 495,766,683.30

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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.