Home / 168,518,138.80-252,777,208.20-152,393,825.20

Finding the Fourth Proportional to 168,518,138.80, 252,777,208.20 and 152,393,825.20

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Solution

The fourth proportional to 168,518,138.80, 252,777,208.20 and 152,393,825.20 is: 228,590,737.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,518,138.80 : 252,777,208.20 = 152,393,825.20 : x
  2. Step 2: Convert to fraction form
    168,518,138.80/252,777,208.20 = 152,393,825.20/x
  3. Step 3: Cross multiply
    168,518,138.80x = 252,777,208.20 × 152,393,825.20
  4. Step 4: Simplify right side
    168,518,138.80x = 38,521,685,680,974,800
  5. Step 5: Solve for x
    x = 38,521,685,680,974,800/168,518,138.80
  6. Step 6: Final answer
    x = 228,590,737.80

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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.