Home / 1,085,071,828.22-1,625,554,050.68-641,086,760.30

Finding the Fourth Proportional to 1,085,071,828.22, 1,625,554,050.68 and 641,086,760.30

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Solution

The fourth proportional to 1,085,071,828.22, 1,625,554,050.68 and 641,086,760.30 is: 960,416,769.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,085,071,828.22 : 1,625,554,050.68 = 641,086,760.30 : x
  2. Step 2: Convert to fraction form
    1,085,071,828.22/1,625,554,050.68 = 641,086,760.30/x
  3. Step 3: Cross multiply
    1,085,071,828.22x = 1,625,554,050.68 × 641,086,760.30
  4. Step 4: Simplify right side
    1,085,071,828.22x = 1,042,121,180,042,983,168
  5. Step 5: Solve for x
    x = 1,042,121,180,042,983,168/1,085,071,828.22
  6. Step 6: Final answer
    x = 960,416,769.60

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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.