Home / 609,787,851.92-914,679,968.13-173,088,905.72

Finding the Fourth Proportional to 609,787,851.92, 914,679,968.13 and 173,088,905.72

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Solution

The fourth proportional to 609,787,851.92, 914,679,968.13 and 173,088,905.72 is: 259,632,844.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,787,851.92 : 914,679,968.13 = 173,088,905.72 : x
  2. Step 2: Convert to fraction form
    609,787,851.92/914,679,968.13 = 173,088,905.72/x
  3. Step 3: Cross multiply
    609,787,851.92x = 914,679,968.13 × 173,088,905.72
  4. Step 4: Simplify right side
    609,787,851.92x = 158,320,954,767,626,176
  5. Step 5: Solve for x
    x = 158,320,954,767,626,176/609,787,851.92
  6. Step 6: Final answer
    x = 259,632,844.88

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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.