Home / 439,822,390.80-659,733,586.20-180,951,574.80

Finding the Fourth Proportional to 439,822,390.80, 659,733,586.20 and 180,951,574.80

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Solution

The fourth proportional to 439,822,390.80, 659,733,586.20 and 180,951,574.80 is: 271,427,362.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,822,390.80 : 659,733,586.20 = 180,951,574.80 : x
  2. Step 2: Convert to fraction form
    439,822,390.80/659,733,586.20 = 180,951,574.80/x
  3. Step 3: Cross multiply
    439,822,390.80x = 659,733,586.20 × 180,951,574.80
  4. Step 4: Simplify right side
    439,822,390.80x = 119,379,831,371,341,568
  5. Step 5: Solve for x
    x = 119,379,831,371,341,568/439,822,390.80
  6. Step 6: Final answer
    x = 271,427,362.20

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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.