Home / 489,312,110.80-733,968,166.20-295,820,347.60

Finding the Fourth Proportional to 489,312,110.80, 733,968,166.20 and 295,820,347.60

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Solution

The fourth proportional to 489,312,110.80, 733,968,166.20 and 295,820,347.60 is: 443,730,521.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,312,110.80 : 733,968,166.20 = 295,820,347.60 : x
  2. Step 2: Convert to fraction form
    489,312,110.80/733,968,166.20 = 295,820,347.60/x
  3. Step 3: Cross multiply
    489,312,110.80x = 733,968,166.20 × 295,820,347.60
  4. Step 4: Simplify right side
    489,312,110.80x = 217,122,718,052,618,592
  5. Step 5: Solve for x
    x = 217,122,718,052,618,592/489,312,110.80
  6. Step 6: Final answer
    x = 443,730,521.40

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1.5x scale

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.