Home / 382,577,849.94-527,825,307.30-231,918,810.78

Finding the Fourth Proportional to 382,577,849.94, 527,825,307.30 and 231,918,810.78

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Solution

The fourth proportional to 382,577,849.94, 527,825,307.30 and 231,918,810.78 is: 319,967,864.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,577,849.94 : 527,825,307.30 = 231,918,810.78 : x
  2. Step 2: Convert to fraction form
    382,577,849.94/527,825,307.30 = 231,918,810.78/x
  3. Step 3: Cross multiply
    382,577,849.94x = 527,825,307.30 × 231,918,810.78
  4. Step 4: Simplify right side
    382,577,849.94x = 122,412,617,568,604,064
  5. Step 5: Solve for x
    x = 122,412,617,568,604,064/382,577,849.94
  6. Step 6: Final answer
    x = 319,967,864.29

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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.