Home / 193,427,711.20-290,141,566.80-170,752,895.20

Finding the Fourth Proportional to 193,427,711.20, 290,141,566.80 and 170,752,895.20

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Solution

The fourth proportional to 193,427,711.20, 290,141,566.80 and 170,752,895.20 is: 256,129,342.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,427,711.20 : 290,141,566.80 = 170,752,895.20 : x
  2. Step 2: Convert to fraction form
    193,427,711.20/290,141,566.80 = 170,752,895.20/x
  3. Step 3: Cross multiply
    193,427,711.20x = 290,141,566.80 × 170,752,895.20
  4. Step 4: Simplify right side
    193,427,711.20x = 49,542,512,548,964,200
  5. Step 5: Solve for x
    x = 49,542,512,548,964,200/193,427,711.20
  6. Step 6: Final answer
    x = 256,129,342.80

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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.