Home / 443,234,807.70-664,852,211.55-295,281,633.30

Finding the Fourth Proportional to 443,234,807.70, 664,852,211.55 and 295,281,633.30

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Solution

The fourth proportional to 443,234,807.70, 664,852,211.55 and 295,281,633.30 is: 442,922,449.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,234,807.70 : 664,852,211.55 = 295,281,633.30 : x
  2. Step 2: Convert to fraction form
    443,234,807.70/664,852,211.55 = 295,281,633.30/x
  3. Step 3: Cross multiply
    443,234,807.70x = 664,852,211.55 × 295,281,633.30
  4. Step 4: Simplify right side
    443,234,807.70x = 196,318,646,929,601,120
  5. Step 5: Solve for x
    x = 196,318,646,929,601,120/443,234,807.70
  6. Step 6: Final answer
    x = 442,922,449.95

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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.