Home / 155,145,517.66-232,752,328.08-45,979,244.80

Finding the Fourth Proportional to 155,145,517.66, 232,752,328.08 and 45,979,244.80

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Solution

The fourth proportional to 155,145,517.66, 232,752,328.08 and 45,979,244.80 is: 68,978,958.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,145,517.66 : 232,752,328.08 = 45,979,244.80 : x
  2. Step 2: Convert to fraction form
    155,145,517.66/232,752,328.08 = 45,979,244.80/x
  3. Step 3: Cross multiply
    155,145,517.66x = 232,752,328.08 × 45,979,244.80
  4. Step 4: Simplify right side
    155,145,517.66x = 10,701,776,270,064,794
  5. Step 5: Solve for x
    x = 10,701,776,270,064,794/155,145,517.66
  6. Step 6: Final answer
    x = 68,978,958.80

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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.