Home / 288,669,150-433,046,949.84-104,479,722.72

Finding the Fourth Proportional to 288,669,150, 433,046,949.84 and 104,479,722.72

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Solution

The fourth proportional to 288,669,150, 433,046,949.84 and 104,479,722.72 is: 156,735,228.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,669,150 : 433,046,949.84 = 104,479,722.72 : x
  2. Step 2: Convert to fraction form
    288,669,150/433,046,949.84 = 104,479,722.72/x
  3. Step 3: Cross multiply
    288,669,150x = 433,046,949.84 × 104,479,722.72
  4. Step 4: Simplify right side
    288,669,150x = 45,244,625,244,024,944
  5. Step 5: Solve for x
    x = 45,244,625,244,024,944/288,669,150
  6. Step 6: Final answer
    x = 156,735,228.70

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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.