Home / 172,374,140.20-258,561,210.30-150,850,779.70

Finding the Fourth Proportional to 172,374,140.20, 258,561,210.30 and 150,850,779.70

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Solution

The fourth proportional to 172,374,140.20, 258,561,210.30 and 150,850,779.70 is: 226,276,169.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,374,140.20 : 258,561,210.30 = 150,850,779.70 : x
  2. Step 2: Convert to fraction form
    172,374,140.20/258,561,210.30 = 150,850,779.70/x
  3. Step 3: Cross multiply
    172,374,140.20x = 258,561,210.30 × 150,850,779.70
  4. Step 4: Simplify right side
    172,374,140.20x = 39,004,160,173,930,672
  5. Step 5: Solve for x
    x = 39,004,160,173,930,672/172,374,140.20
  6. Step 6: Final answer
    x = 226,276,169.55

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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.