Home / 168,520,705.80-252,781,058.70-149,037,160.20

Finding the Fourth Proportional to 168,520,705.80, 252,781,058.70 and 149,037,160.20

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Solution

The fourth proportional to 168,520,705.80, 252,781,058.70 and 149,037,160.20 is: 223,555,740.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,520,705.80 : 252,781,058.70 = 149,037,160.20 : x
  2. Step 2: Convert to fraction form
    168,520,705.80/252,781,058.70 = 149,037,160.20/x
  3. Step 3: Cross multiply
    168,520,705.80x = 252,781,058.70 × 149,037,160.20
  4. Step 4: Simplify right side
    168,520,705.80x = 37,673,771,140,997,496
  5. Step 5: Solve for x
    x = 37,673,771,140,997,496/168,520,705.80
  6. Step 6: Final answer
    x = 223,555,740.30

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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.