Home / 194,233,766.80-291,350,650.20-133,011,763.60

Finding the Fourth Proportional to 194,233,766.80, 291,350,650.20 and 133,011,763.60

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Solution

The fourth proportional to 194,233,766.80, 291,350,650.20 and 133,011,763.60 is: 199,517,645.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,233,766.80 : 291,350,650.20 = 133,011,763.60 : x
  2. Step 2: Convert to fraction form
    194,233,766.80/291,350,650.20 = 133,011,763.60/x
  3. Step 3: Cross multiply
    194,233,766.80x = 291,350,650.20 × 133,011,763.60
  4. Step 4: Simplify right side
    194,233,766.80x = 38,753,063,809,108,688
  5. Step 5: Solve for x
    x = 38,753,063,809,108,688/194,233,766.80
  6. Step 6: Final answer
    x = 199,517,645.40

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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.