Home / 538,178,431,331.70-807,267,646,997.55-538,178,431,331.70

Finding the Fourth Proportional to 538,178,431,331.70, 807,267,646,997.55 and 538,178,431,331.70

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Solution

The fourth proportional to 538,178,431,331.70, 807,267,646,997.55 and 538,178,431,331.70 is: 807,267,646,997.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,178,431,331.70 : 807,267,646,997.55 = 538,178,431,331.70 : x
  2. Step 2: Convert to fraction form
    538,178,431,331.70/807,267,646,997.55 = 538,178,431,331.70/x
  3. Step 3: Cross multiply
    538,178,431,331.70x = 807,267,646,997.55 × 538,178,431,331.70
  4. Step 4: Simplify right side
    538,178,431,331.70x = 434,454,035,925,974,049,095,680
  5. Step 5: Solve for x
    x = 434,454,035,925,974,049,095,680/538,178,431,331.70
  6. Step 6: Final answer
    x = 807,267,646,997.55

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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.