Home / 88,067,031.40-132,100,547.10-82,398,327.40

Finding the Fourth Proportional to 88,067,031.40, 132,100,547.10 and 82,398,327.40

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Solution

The fourth proportional to 88,067,031.40, 132,100,547.10 and 82,398,327.40 is: 123,597,491.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,067,031.40 : 132,100,547.10 = 82,398,327.40 : x
  2. Step 2: Convert to fraction form
    88,067,031.40/132,100,547.10 = 82,398,327.40/x
  3. Step 3: Cross multiply
    88,067,031.40x = 132,100,547.10 × 82,398,327.40
  4. Step 4: Simplify right side
    88,067,031.40x = 10,884,864,129,664,920
  5. Step 5: Solve for x
    x = 10,884,864,129,664,920/88,067,031.40
  6. Step 6: Final answer
    x = 123,597,491.10

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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.