Home / 42,992,164.20-64,488,246.30-25,986,052.20

Finding the Fourth Proportional to 42,992,164.20, 64,488,246.30 and 25,986,052.20

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Solution

The fourth proportional to 42,992,164.20, 64,488,246.30 and 25,986,052.20 is: 38,979,078.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,992,164.20 : 64,488,246.30 = 25,986,052.20 : x
  2. Step 2: Convert to fraction form
    42,992,164.20/64,488,246.30 = 25,986,052.20/x
  3. Step 3: Cross multiply
    42,992,164.20x = 64,488,246.30 × 25,986,052.20
  4. Step 4: Simplify right side
    42,992,164.20x = 1,675,794,934,638,256.75
  5. Step 5: Solve for x
    x = 1,675,794,934,638,256.75/42,992,164.20
  6. Step 6: Final answer
    x = 38,979,078.30

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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.