Home / 132,300,571.28-198,437,926.10-40,185,109.26

Finding the Fourth Proportional to 132,300,571.28, 198,437,926.10 and 40,185,109.26

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Solution

The fourth proportional to 132,300,571.28, 198,437,926.10 and 40,185,109.26 is: 60,273,736.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,300,571.28 : 198,437,926.10 = 40,185,109.26 : x
  2. Step 2: Convert to fraction form
    132,300,571.28/198,437,926.10 = 40,185,109.26/x
  3. Step 3: Cross multiply
    132,300,571.28x = 198,437,926.10 × 40,185,109.26
  4. Step 4: Simplify right side
    132,300,571.28x = 7,974,249,741,455,380
  5. Step 5: Solve for x
    x = 7,974,249,741,455,380/132,300,571.28
  6. Step 6: Final answer
    x = 60,273,736.27

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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.