Home / 163,460,589.49-245,250,671.42-76,063,788.51

Finding the Fourth Proportional to 163,460,589.49, 245,250,671.42 and 76,063,788.51

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Solution

The fourth proportional to 163,460,589.49, 245,250,671.42 and 76,063,788.51 is: 114,123,503.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,460,589.49 : 245,250,671.42 = 76,063,788.51 : x
  2. Step 2: Convert to fraction form
    163,460,589.49/245,250,671.42 = 76,063,788.51/x
  3. Step 3: Cross multiply
    163,460,589.49x = 245,250,671.42 × 76,063,788.51
  4. Step 4: Simplify right side
    163,460,589.49x = 18,654,695,202,826,380
  5. Step 5: Solve for x
    x = 18,654,695,202,826,380/163,460,589.49
  6. Step 6: Final answer
    x = 114,123,503.78

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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.