Home / 132,427,574.06-198,641,896.48-53,645,571.45

Finding the Fourth Proportional to 132,427,574.06, 198,641,896.48 and 53,645,571.45

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Solution

The fourth proportional to 132,427,574.06, 198,641,896.48 and 53,645,571.45 is: 80,468,574.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,427,574.06 : 198,641,896.48 = 53,645,571.45 : x
  2. Step 2: Convert to fraction form
    132,427,574.06/198,641,896.48 = 53,645,571.45/x
  3. Step 3: Cross multiply
    132,427,574.06x = 198,641,896.48 × 53,645,571.45
  4. Step 4: Simplify right side
    132,427,574.06x = 10,656,258,050,648,400
  5. Step 5: Solve for x
    x = 10,656,258,050,648,400/132,427,574.06
  6. Step 6: Final answer
    x = 80,468,574.06

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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.