Home / 324,769,504.30-487,154,256.45-82,432,408.30

Finding the Fourth Proportional to 324,769,504.30, 487,154,256.45 and 82,432,408.30

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Solution

The fourth proportional to 324,769,504.30, 487,154,256.45 and 82,432,408.30 is: 123,648,612.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,769,504.30 : 487,154,256.45 = 82,432,408.30 : x
  2. Step 2: Convert to fraction form
    324,769,504.30/487,154,256.45 = 82,432,408.30/x
  3. Step 3: Cross multiply
    324,769,504.30x = 487,154,256.45 × 82,432,408.30
  4. Step 4: Simplify right side
    324,769,504.30x = 40,157,298,572,769,304
  5. Step 5: Solve for x
    x = 40,157,298,572,769,304/324,769,504.30
  6. Step 6: Final answer
    x = 123,648,612.45

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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.