Home / 664,233,728.40-996,350,592.60-295,767,968.40

Finding the Fourth Proportional to 664,233,728.40, 996,350,592.60 and 295,767,968.40

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Solution

The fourth proportional to 664,233,728.40, 996,350,592.60 and 295,767,968.40 is: 443,651,952.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,233,728.40 : 996,350,592.60 = 295,767,968.40 : x
  2. Step 2: Convert to fraction form
    664,233,728.40/996,350,592.60 = 295,767,968.40/x
  3. Step 3: Cross multiply
    664,233,728.40x = 996,350,592.60 × 295,767,968.40
  4. Step 4: Simplify right side
    664,233,728.40x = 294,688,590,587,438,080
  5. Step 5: Solve for x
    x = 294,688,590,587,438,080/664,233,728.40
  6. Step 6: Final answer
    x = 443,651,952.60

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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.