Home / 489,312,032.80-733,968,049.20-295,820,269.60

Finding the Fourth Proportional to 489,312,032.80, 733,968,049.20 and 295,820,269.60

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Solution

The fourth proportional to 489,312,032.80, 733,968,049.20 and 295,820,269.60 is: 443,730,404.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,312,032.80 : 733,968,049.20 = 295,820,269.60 : x
  2. Step 2: Convert to fraction form
    489,312,032.80/733,968,049.20 = 295,820,269.60/x
  3. Step 3: Cross multiply
    489,312,032.80x = 733,968,049.20 × 295,820,269.60
  4. Step 4: Simplify right side
    489,312,032.80x = 217,122,626,192,130,080
  5. Step 5: Solve for x
    x = 217,122,626,192,130,080/489,312,032.80
  6. Step 6: Final answer
    x = 443,730,404.40

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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.