Home / 284,167,297.60-392,150,864.80-153,787,104.32

Finding the Fourth Proportional to 284,167,297.60, 392,150,864.80 and 153,787,104.32

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Solution

The fourth proportional to 284,167,297.60, 392,150,864.80 and 153,787,104.32 is: 212,226,200.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,167,297.60 : 392,150,864.80 = 153,787,104.32 : x
  2. Step 2: Convert to fraction form
    284,167,297.60/392,150,864.80 = 153,787,104.32/x
  3. Step 3: Cross multiply
    284,167,297.60x = 392,150,864.80 × 153,787,104.32
  4. Step 4: Simplify right side
    284,167,297.60x = 60,307,745,954,175,816
  5. Step 5: Solve for x
    x = 60,307,745,954,175,816/284,167,297.60
  6. Step 6: Final answer
    x = 212,226,200.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.