Home / 88,066,711.40-132,100,067.10-82,398,007.40

Finding the Fourth Proportional to 88,066,711.40, 132,100,067.10 and 82,398,007.40

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Solution

The fourth proportional to 88,066,711.40, 132,100,067.10 and 82,398,007.40 is: 123,597,011.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,066,711.40 : 132,100,067.10 = 82,398,007.40 : x
  2. Step 2: Convert to fraction form
    88,066,711.40/132,100,067.10 = 82,398,007.40/x
  3. Step 3: Cross multiply
    88,066,711.40x = 132,100,067.10 × 82,398,007.40
  4. Step 4: Simplify right side
    88,066,711.40x = 10,884,782,306,446,296
  5. Step 5: Solve for x
    x = 10,884,782,306,446,296/88,066,711.40
  6. Step 6: Final answer
    x = 123,597,011.10

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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.