Home / 730,644,857.13-1,008,436,383.72-433,452,060.25

Finding the Fourth Proportional to 730,644,857.13, 1,008,436,383.72 and 433,452,060.25

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Solution

The fourth proportional to 730,644,857.13, 1,008,436,383.72 and 433,452,060.25 is: 598,250,742.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,644,857.13 : 1,008,436,383.72 = 433,452,060.25 : x
  2. Step 2: Convert to fraction form
    730,644,857.13/1,008,436,383.72 = 433,452,060.25/x
  3. Step 3: Cross multiply
    730,644,857.13x = 1,008,436,383.72 × 433,452,060.25
  4. Step 4: Simplify right side
    730,644,857.13x = 437,108,828,158,853,568
  5. Step 5: Solve for x
    x = 437,108,828,158,853,568/730,644,857.13
  6. Step 6: Final answer
    x = 598,250,742.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.