Home / 454,946,767.71-682,439,623.92-178,657,764.20

Finding the Fourth Proportional to 454,946,767.71, 682,439,623.92 and 178,657,764.20

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Solution

The fourth proportional to 454,946,767.71, 682,439,623.92 and 178,657,764.20 is: 267,994,293.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,946,767.71 : 682,439,623.92 = 178,657,764.20 : x
  2. Step 2: Convert to fraction form
    454,946,767.71/682,439,623.92 = 178,657,764.20/x
  3. Step 3: Cross multiply
    454,946,767.71x = 682,439,623.92 × 178,657,764.20
  4. Step 4: Simplify right side
    454,946,767.71x = 121,923,137,408,727,328
  5. Step 5: Solve for x
    x = 121,923,137,408,727,328/454,946,767.71
  6. Step 6: Final answer
    x = 267,994,293.10

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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.