Home / 171,511,780.41-236,685,741.66-93,195,572.85

Finding the Fourth Proportional to 171,511,780.41, 236,685,741.66 and 93,195,572.85

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Solution

The fourth proportional to 171,511,780.41, 236,685,741.66 and 93,195,572.85 is: 128,609,610.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,511,780.41 : 236,685,741.66 = 93,195,572.85 : x
  2. Step 2: Convert to fraction form
    171,511,780.41/236,685,741.66 = 93,195,572.85/x
  3. Step 3: Cross multiply
    171,511,780.41x = 236,685,741.66 × 93,195,572.85
  4. Step 4: Simplify right side
    171,511,780.41x = 22,058,063,279,430,808
  5. Step 5: Solve for x
    x = 22,058,063,279,430,808/171,511,780.41
  6. Step 6: Final answer
    x = 128,609,610.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.