Home / 321,661,044,218.70-482,491,566,328.05-109,664,552,637.90

Finding the Fourth Proportional to 321,661,044,218.70, 482,491,566,328.05 and 109,664,552,637.90

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Solution

The fourth proportional to 321,661,044,218.70, 482,491,566,328.05 and 109,664,552,637.90 is: 164,496,828,956.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,661,044,218.70 : 482,491,566,328.05 = 109,664,552,637.90 : x
  2. Step 2: Convert to fraction form
    321,661,044,218.70/482,491,566,328.05 = 109,664,552,637.90/x
  3. Step 3: Cross multiply
    321,661,044,218.70x = 482,491,566,328.05 × 109,664,552,637.90
  4. Step 4: Simplify right side
    321,661,044,218.70x = 52,912,221,772,925,257,121,792
  5. Step 5: Solve for x
    x = 52,912,221,772,925,257,121,792/321,661,044,218.70
  6. Step 6: Final answer
    x = 164,496,828,956.85

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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.