Home / 132,952,214.60-199,428,321.90-42,082,915.40

Finding the Fourth Proportional to 132,952,214.60, 199,428,321.90 and 42,082,915.40

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Solution

The fourth proportional to 132,952,214.60, 199,428,321.90 and 42,082,915.40 is: 63,124,373.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,952,214.60 : 199,428,321.90 = 42,082,915.40 : x
  2. Step 2: Convert to fraction form
    132,952,214.60/199,428,321.90 = 42,082,915.40/x
  3. Step 3: Cross multiply
    132,952,214.60x = 199,428,321.90 × 42,082,915.40
  4. Step 4: Simplify right side
    132,952,214.60x = 8,392,525,198,881,667
  5. Step 5: Solve for x
    x = 8,392,525,198,881,667/132,952,214.60
  6. Step 6: Final answer
    x = 63,124,373.10

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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.