Home / 155,520,270.80-233,280,406.20-126,798,837.20

Finding the Fourth Proportional to 155,520,270.80, 233,280,406.20 and 126,798,837.20

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Solution

The fourth proportional to 155,520,270.80, 233,280,406.20 and 126,798,837.20 is: 190,198,255.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,520,270.80 : 233,280,406.20 = 126,798,837.20 : x
  2. Step 2: Convert to fraction form
    155,520,270.80/233,280,406.20 = 126,798,837.20/x
  3. Step 3: Cross multiply
    155,520,270.80x = 233,280,406.20 × 126,798,837.20
  4. Step 4: Simplify right side
    155,520,270.80x = 29,579,684,247,703,668
  5. Step 5: Solve for x
    x = 29,579,684,247,703,668/155,520,270.80
  6. Step 6: Final answer
    x = 190,198,255.80

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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.