Home / 155,394,414.30-233,091,621.45-74,772,846.30

Finding the Fourth Proportional to 155,394,414.30, 233,091,621.45 and 74,772,846.30

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Solution

The fourth proportional to 155,394,414.30, 233,091,621.45 and 74,772,846.30 is: 112,159,269.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,394,414.30 : 233,091,621.45 = 74,772,846.30 : x
  2. Step 2: Convert to fraction form
    155,394,414.30/233,091,621.45 = 74,772,846.30/x
  3. Step 3: Cross multiply
    155,394,414.30x = 233,091,621.45 × 74,772,846.30
  4. Step 4: Simplify right side
    155,394,414.30x = 17,428,923,984,498,632
  5. Step 5: Solve for x
    x = 17,428,923,984,498,632/155,394,414.30
  6. Step 6: Final answer
    x = 112,159,269.45

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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.