Home / 443,234,858.20-664,852,287.30-295,281,683.80

Finding the Fourth Proportional to 443,234,858.20, 664,852,287.30 and 295,281,683.80

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Solution

The fourth proportional to 443,234,858.20, 664,852,287.30 and 295,281,683.80 is: 442,922,525.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,234,858.20 : 664,852,287.30 = 295,281,683.80 : x
  2. Step 2: Convert to fraction form
    443,234,858.20/664,852,287.30 = 295,281,683.80/x
  3. Step 3: Cross multiply
    443,234,858.20x = 664,852,287.30 × 295,281,683.80
  4. Step 4: Simplify right side
    443,234,858.20x = 196,318,702,872,225,344
  5. Step 5: Solve for x
    x = 196,318,702,872,225,344/443,234,858.20
  6. Step 6: Final answer
    x = 442,922,525.70

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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.