Home / 381,996,044.70-572,994,067.05-163,609,223.10

Finding the Fourth Proportional to 381,996,044.70, 572,994,067.05 and 163,609,223.10

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Solution

The fourth proportional to 381,996,044.70, 572,994,067.05 and 163,609,223.10 is: 245,413,834.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,996,044.70 : 572,994,067.05 = 163,609,223.10 : x
  2. Step 2: Convert to fraction form
    381,996,044.70/572,994,067.05 = 163,609,223.10/x
  3. Step 3: Cross multiply
    381,996,044.70x = 572,994,067.05 × 163,609,223.10
  4. Step 4: Simplify right side
    381,996,044.70x = 93,747,114,150,959,792
  5. Step 5: Solve for x
    x = 93,747,114,150,959,792/381,996,044.70
  6. Step 6: Final answer
    x = 245,413,834.65

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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.