Home / 295,229,586.80-442,844,380.20-193,307,999.60

Finding the Fourth Proportional to 295,229,586.80, 442,844,380.20 and 193,307,999.60

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Solution

The fourth proportional to 295,229,586.80, 442,844,380.20 and 193,307,999.60 is: 289,961,999.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,229,586.80 : 442,844,380.20 = 193,307,999.60 : x
  2. Step 2: Convert to fraction form
    295,229,586.80/442,844,380.20 = 193,307,999.60/x
  3. Step 3: Cross multiply
    295,229,586.80x = 442,844,380.20 × 193,307,999.60
  4. Step 4: Simplify right side
    295,229,586.80x = 85,605,361,270,563,840
  5. Step 5: Solve for x
    x = 85,605,361,270,563,840/295,229,586.80
  6. Step 6: Final answer
    x = 289,961,999.40

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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.