Home / 293,167,086.72-439,750,257.44-74,817,432.76

Finding the Fourth Proportional to 293,167,086.72, 439,750,257.44 and 74,817,432.76

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Solution

The fourth proportional to 293,167,086.72, 439,750,257.44 and 74,817,432.76 is: 112,226,054.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,167,086.72 : 439,750,257.44 = 74,817,432.76 : x
  2. Step 2: Convert to fraction form
    293,167,086.72/439,750,257.44 = 74,817,432.76/x
  3. Step 3: Cross multiply
    293,167,086.72x = 439,750,257.44 × 74,817,432.76
  4. Step 4: Simplify right side
    293,167,086.72x = 32,900,985,317,209,892
  5. Step 5: Solve for x
    x = 32,900,985,317,209,892/293,167,086.72
  6. Step 6: Final answer
    x = 112,226,054.04

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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.