Home / 328,361,500.95-492,217,387.43-155,534,544.15

Finding the Fourth Proportional to 328,361,500.95, 492,217,387.43 and 155,534,544.15

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Solution

The fourth proportional to 328,361,500.95, 492,217,387.43 and 155,534,544.15 is: 233,147,938.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,361,500.95 : 492,217,387.43 = 155,534,544.15 : x
  2. Step 2: Convert to fraction form
    328,361,500.95/492,217,387.43 = 155,534,544.15/x
  3. Step 3: Cross multiply
    328,361,500.95x = 492,217,387.43 × 155,534,544.15
  4. Step 4: Simplify right side
    328,361,500.95x = 76,556,806,975,851,328
  5. Step 5: Solve for x
    x = 76,556,806,975,851,328/328,361,500.95
  6. Step 6: Final answer
    x = 233,147,938.34

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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.