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Finding the Fourth Proportional to 817,392,183.12, 1,225,023,688.44 and 332,150,706

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Solution

The fourth proportional to 817,392,183.12, 1,225,023,688.44 and 332,150,706 is: 497,793,459.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    817,392,183.12 : 1,225,023,688.44 = 332,150,706 : x
  2. Step 2: Convert to fraction form
    817,392,183.12/1,225,023,688.44 = 332,150,706/x
  3. Step 3: Cross multiply
    817,392,183.12x = 1,225,023,688.44 × 332,150,706
  4. Step 4: Simplify right side
    817,392,183.12x = 406,892,482,982,070,080
  5. Step 5: Solve for x
    x = 406,892,482,982,070,080/817,392,183.12
  6. Step 6: Final answer
    x = 497,793,459.96

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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.