Home / 132,300,521.86-198,437,851.20-40,185,059.64

Finding the Fourth Proportional to 132,300,521.86, 198,437,851.20 and 40,185,059.64

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Solution

The fourth proportional to 132,300,521.86, 198,437,851.20 and 40,185,059.64 is: 60,273,661.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,300,521.86 : 198,437,851.20 = 40,185,059.64 : x
  2. Step 2: Convert to fraction form
    132,300,521.86/198,437,851.20 = 40,185,059.64/x
  3. Step 3: Cross multiply
    132,300,521.86x = 198,437,851.20 × 40,185,059.64
  4. Step 4: Simplify right side
    132,300,521.86x = 7,974,236,885,305,445
  5. Step 5: Solve for x
    x = 7,974,236,885,305,445/132,300,521.86
  6. Step 6: Final answer
    x = 60,273,661.61

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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.