Home / 168,518,521.80-252,777,782.70-149,034,976.20

Finding the Fourth Proportional to 168,518,521.80, 252,777,782.70 and 149,034,976.20

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Solution

The fourth proportional to 168,518,521.80, 252,777,782.70 and 149,034,976.20 is: 223,552,464.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,518,521.80 : 252,777,782.70 = 149,034,976.20 : x
  2. Step 2: Convert to fraction form
    168,518,521.80/252,777,782.70 = 149,034,976.20/x
  3. Step 3: Cross multiply
    168,518,521.80x = 252,777,782.70 × 149,034,976.20
  4. Step 4: Simplify right side
    168,518,521.80x = 37,672,730,828,583,264
  5. Step 5: Solve for x
    x = 37,672,730,828,583,264/168,518,521.80
  6. Step 6: Final answer
    x = 223,552,464.30

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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.