Home / 158,092,087.60-237,138,131.40-131,218,231.60

Finding the Fourth Proportional to 158,092,087.60, 237,138,131.40 and 131,218,231.60

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Solution

The fourth proportional to 158,092,087.60, 237,138,131.40 and 131,218,231.60 is: 196,827,347.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,092,087.60 : 237,138,131.40 = 131,218,231.60 : x
  2. Step 2: Convert to fraction form
    158,092,087.60/237,138,131.40 = 131,218,231.60/x
  3. Step 3: Cross multiply
    158,092,087.60x = 237,138,131.40 × 131,218,231.60
  4. Step 4: Simplify right side
    158,092,087.60x = 31,116,846,247,236,432
  5. Step 5: Solve for x
    x = 31,116,846,247,236,432/158,092,087.60
  6. Step 6: Final answer
    x = 196,827,347.40

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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.