Home / 2,021,275,552.40-3,031,913,328.60-489,465,760.40

Finding the Fourth Proportional to 2,021,275,552.40, 3,031,913,328.60 and 489,465,760.40

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Solution

The fourth proportional to 2,021,275,552.40, 3,031,913,328.60 and 489,465,760.40 is: 734,198,640.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,021,275,552.40 : 3,031,913,328.60 = 489,465,760.40 : x
  2. Step 2: Convert to fraction form
    2,021,275,552.40/3,031,913,328.60 = 489,465,760.40/x
  3. Step 3: Cross multiply
    2,021,275,552.40x = 3,031,913,328.60 × 489,465,760.40
  4. Step 4: Simplify right side
    2,021,275,552.40x = 1,484,017,762,850,093,824
  5. Step 5: Solve for x
    x = 1,484,017,762,850,093,824/2,021,275,552.40
  6. Step 6: Final answer
    x = 734,198,640.60

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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.