Home / 132,300,520.86-198,437,849.70-40,185,058.64

Finding the Fourth Proportional to 132,300,520.86, 198,437,849.70 and 40,185,058.64

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Solution

The fourth proportional to 132,300,520.86, 198,437,849.70 and 40,185,058.64 is: 60,273,660.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,300,520.86 : 198,437,849.70 = 40,185,058.64 : x
  2. Step 2: Convert to fraction form
    132,300,520.86/198,437,849.70 = 40,185,058.64/x
  3. Step 3: Cross multiply
    132,300,520.86x = 198,437,849.70 × 40,185,058.64
  4. Step 4: Simplify right side
    132,300,520.86x = 7,974,236,625,447,122
  5. Step 5: Solve for x
    x = 7,974,236,625,447,122/132,300,520.86
  6. Step 6: Final answer
    x = 60,273,660.10

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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.