Home / 179,085,408.60-268,628,112.90-164,752,685.40

Finding the Fourth Proportional to 179,085,408.60, 268,628,112.90 and 164,752,685.40

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Solution

The fourth proportional to 179,085,408.60, 268,628,112.90 and 164,752,685.40 is: 247,129,028.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,085,408.60 : 268,628,112.90 = 164,752,685.40 : x
  2. Step 2: Convert to fraction form
    179,085,408.60/268,628,112.90 = 164,752,685.40/x
  3. Step 3: Cross multiply
    179,085,408.60x = 268,628,112.90 × 164,752,685.40
  4. Step 4: Simplify right side
    179,085,408.60x = 44,257,202,974,209,376
  5. Step 5: Solve for x
    x = 44,257,202,974,209,376/179,085,408.60
  6. Step 6: Final answer
    x = 247,129,028.10

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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.