Home / 71,882,715.10-107,824,072.65-49,207,899.10

Finding the Fourth Proportional to 71,882,715.10, 107,824,072.65 and 49,207,899.10

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Solution

The fourth proportional to 71,882,715.10, 107,824,072.65 and 49,207,899.10 is: 73,811,848.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,882,715.10 : 107,824,072.65 = 49,207,899.10 : x
  2. Step 2: Convert to fraction form
    71,882,715.10/107,824,072.65 = 49,207,899.10/x
  3. Step 3: Cross multiply
    71,882,715.10x = 107,824,072.65 × 49,207,899.10
  4. Step 4: Simplify right side
    71,882,715.10x = 5,305,796,087,512,270
  5. Step 5: Solve for x
    x = 5,305,796,087,512,270/71,882,715.10
  6. Step 6: Final answer
    x = 73,811,848.65

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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.