Home / 328,354,750.20-492,207,261.30-155,527,793.40

Finding the Fourth Proportional to 328,354,750.20, 492,207,261.30 and 155,527,793.40

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Solution

The fourth proportional to 328,354,750.20, 492,207,261.30 and 155,527,793.40 is: 233,137,815.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,354,750.20 : 492,207,261.30 = 155,527,793.40 : x
  2. Step 2: Convert to fraction form
    328,354,750.20/492,207,261.30 = 155,527,793.40/x
  3. Step 3: Cross multiply
    328,354,750.20x = 492,207,261.30 × 155,527,793.40
  4. Step 4: Simplify right side
    328,354,750.20x = 76,551,909,245,446,224
  5. Step 5: Solve for x
    x = 76,551,909,245,446,224/328,354,750.20
  6. Step 6: Final answer
    x = 233,137,815.73

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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.