Home / 2,725,207,470.27-4,088,537,899.34-978,425,340.49

Finding the Fourth Proportional to 2,725,207,470.27, 4,088,537,899.34 and 978,425,340.49

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Solution

The fourth proportional to 2,725,207,470.27, 4,088,537,899.34 and 978,425,340.49 is: 1,467,898,914.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,725,207,470.27 : 4,088,537,899.34 = 978,425,340.49 : x
  2. Step 2: Convert to fraction form
    2,725,207,470.27/4,088,537,899.34 = 978,425,340.49/x
  3. Step 3: Cross multiply
    2,725,207,470.27x = 4,088,537,899.34 × 978,425,340.49
  4. Step 4: Simplify right side
    2,725,207,470.27x = 4,000,329,086,268,227,584
  5. Step 5: Solve for x
    x = 4,000,329,086,268,227,584/2,725,207,470.27
  6. Step 6: Final answer
    x = 1,467,898,914.09

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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.