Home / 132,683,352.40-199,025,028.60-75,287,724.40

Finding the Fourth Proportional to 132,683,352.40, 199,025,028.60 and 75,287,724.40

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Solution

The fourth proportional to 132,683,352.40, 199,025,028.60 and 75,287,724.40 is: 112,931,586.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,683,352.40 : 199,025,028.60 = 75,287,724.40 : x
  2. Step 2: Convert to fraction form
    132,683,352.40/199,025,028.60 = 75,287,724.40/x
  3. Step 3: Cross multiply
    132,683,352.40x = 199,025,028.60 × 75,287,724.40
  4. Step 4: Simplify right side
    132,683,352.40x = 14,984,141,501,938,918
  5. Step 5: Solve for x
    x = 14,984,141,501,938,918/132,683,352.40
  6. Step 6: Final answer
    x = 112,931,586.60

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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.