Home / 773,657,353.08-1,067,637,132.51-421,229,301.48

Finding the Fourth Proportional to 773,657,353.08, 1,067,637,132.51 and 421,229,301.48

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Solution

The fourth proportional to 773,657,353.08, 1,067,637,132.51 and 421,229,301.48 is: 581,290,983.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,657,353.08 : 1,067,637,132.51 = 421,229,301.48 : x
  2. Step 2: Convert to fraction form
    773,657,353.08/1,067,637,132.51 = 421,229,301.48/x
  3. Step 3: Cross multiply
    773,657,353.08x = 1,067,637,132.51 × 421,229,301.48
  4. Step 4: Simplify right side
    773,657,353.08x = 449,720,043,561,297,536
  5. Step 5: Solve for x
    x = 449,720,043,561,297,536/773,657,353.08
  6. Step 6: Final answer
    x = 581,290,983.37

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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.