Home / 201,676,834.70-302,515,252.05-132,802,081.10

Finding the Fourth Proportional to 201,676,834.70, 302,515,252.05 and 132,802,081.10

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Solution

The fourth proportional to 201,676,834.70, 302,515,252.05 and 132,802,081.10 is: 199,203,121.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,676,834.70 : 302,515,252.05 = 132,802,081.10 : x
  2. Step 2: Convert to fraction form
    201,676,834.70/302,515,252.05 = 132,802,081.10/x
  3. Step 3: Cross multiply
    201,676,834.70x = 302,515,252.05 × 132,802,081.10
  4. Step 4: Simplify right side
    201,676,834.70x = 40,174,655,036,731,040
  5. Step 5: Solve for x
    x = 40,174,655,036,731,040/201,676,834.70
  6. Step 6: Final answer
    x = 199,203,121.65

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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.