Home / 3,986,042,561.70-5,979,063,842.55-1,656,205,217.70

Finding the Fourth Proportional to 3,986,042,561.70, 5,979,063,842.55 and 1,656,205,217.70

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Solution

The fourth proportional to 3,986,042,561.70, 5,979,063,842.55 and 1,656,205,217.70 is: 2,484,307,826.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,986,042,561.70 : 5,979,063,842.55 = 1,656,205,217.70 : x
  2. Step 2: Convert to fraction form
    3,986,042,561.70/5,979,063,842.55 = 1,656,205,217.70/x
  3. Step 3: Cross multiply
    3,986,042,561.70x = 5,979,063,842.55 × 1,656,205,217.70
  4. Step 4: Simplify right side
    3,986,042,561.70x = 9,902,556,732,992,720,896
  5. Step 5: Solve for x
    x = 9,902,556,732,992,720,896/3,986,042,561.70
  6. Step 6: Final answer
    x = 2,484,307,826.55

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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.