Home / 153,424,872.90-230,135,734.71-88,687,485.90

Finding the Fourth Proportional to 153,424,872.90, 230,135,734.71 and 88,687,485.90

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Solution

The fourth proportional to 153,424,872.90, 230,135,734.71 and 88,687,485.90 is: 133,030,318.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,424,872.90 : 230,135,734.71 = 88,687,485.90 : x
  2. Step 2: Convert to fraction form
    153,424,872.90/230,135,734.71 = 88,687,485.90/x
  3. Step 3: Cross multiply
    153,424,872.90x = 230,135,734.71 × 88,687,485.90
  4. Step 4: Simplify right side
    153,424,872.90x = 20,410,159,727,179,268
  5. Step 5: Solve for x
    x = 20,410,159,727,179,268/153,424,872.90
  6. Step 6: Final answer
    x = 133,030,318.63

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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.