Home / 1,689,419,668.68-2,534,134,227.30-525,058,419.24

Finding the Fourth Proportional to 1,689,419,668.68, 2,534,134,227.30 and 525,058,419.24

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Solution

The fourth proportional to 1,689,419,668.68, 2,534,134,227.30 and 525,058,419.24 is: 787,589,097.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,689,419,668.68 : 2,534,134,227.30 = 525,058,419.24 : x
  2. Step 2: Convert to fraction form
    1,689,419,668.68/2,534,134,227.30 = 525,058,419.24/x
  3. Step 3: Cross multiply
    1,689,419,668.68x = 2,534,134,227.30 × 525,058,419.24
  4. Step 4: Simplify right side
    1,689,419,668.68x = 1,330,568,511,528,116,992
  5. Step 5: Solve for x
    x = 1,330,568,511,528,116,992/1,689,419,668.68
  6. Step 6: Final answer
    x = 787,589,097.13

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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.