Home / 132,952,006.60-199,428,009.90-42,082,707.40

Finding the Fourth Proportional to 132,952,006.60, 199,428,009.90 and 42,082,707.40

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Solution

The fourth proportional to 132,952,006.60, 199,428,009.90 and 42,082,707.40 is: 63,124,061.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,952,006.60 : 199,428,009.90 = 42,082,707.40 : x
  2. Step 2: Convert to fraction form
    132,952,006.60/199,428,009.90 = 42,082,707.40/x
  3. Step 3: Cross multiply
    132,952,006.60x = 199,428,009.90 × 42,082,707.40
  4. Step 4: Simplify right side
    132,952,006.60x = 8,392,470,587,986,003
  5. Step 5: Solve for x
    x = 8,392,470,587,986,003/132,952,006.60
  6. Step 6: Final answer
    x = 63,124,061.10

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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.