Home / 171,072,184.80-256,608,277.20-142,350,751.20

Finding the Fourth Proportional to 171,072,184.80, 256,608,277.20 and 142,350,751.20

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Solution

The fourth proportional to 171,072,184.80, 256,608,277.20 and 142,350,751.20 is: 213,526,126.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,072,184.80 : 256,608,277.20 = 142,350,751.20 : x
  2. Step 2: Convert to fraction form
    171,072,184.80/256,608,277.20 = 142,350,751.20/x
  3. Step 3: Cross multiply
    171,072,184.80x = 256,608,277.20 × 142,350,751.20
  4. Step 4: Simplify right side
    171,072,184.80x = 36,528,381,023,557,824
  5. Step 5: Solve for x
    x = 36,528,381,023,557,824/171,072,184.80
  6. Step 6: Final answer
    x = 213,526,126.80

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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.