Home / 172,540,194,401.60-258,838,957,048.80-67,853,984,148.80

Finding the Fourth Proportional to 172,540,194,401.60, 258,838,957,048.80 and 67,853,984,148.80

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Solution

The fourth proportional to 172,540,194,401.60, 258,838,957,048.80 and 67,853,984,148.80 is: 101,792,249,334.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,540,194,401.60 : 258,838,957,048.80 = 67,853,984,148.80 : x
  2. Step 2: Convert to fraction form
    172,540,194,401.60/258,838,957,048.80 = 67,853,984,148.80/x
  3. Step 3: Cross multiply
    172,540,194,401.60x = 258,838,957,048.80 × 67,853,984,148.80
  4. Step 4: Simplify right side
    172,540,194,401.60x = 17,563,254,488,681,198,649,344
  5. Step 5: Solve for x
    x = 17,563,254,488,681,198,649,344/172,540,194,401.60
  6. Step 6: Final answer
    x = 101,792,249,334.10

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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.