Home / 552,961,164.33-763,109,589.51-318,012,008.31

Finding the Fourth Proportional to 552,961,164.33, 763,109,589.51 and 318,012,008.31

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Solution

The fourth proportional to 552,961,164.33, 763,109,589.51 and 318,012,008.31 is: 438,869,904.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,961,164.33 : 763,109,589.51 = 318,012,008.31 : x
  2. Step 2: Convert to fraction form
    552,961,164.33/763,109,589.51 = 318,012,008.31/x
  3. Step 3: Cross multiply
    552,961,164.33x = 763,109,589.51 × 318,012,008.31
  4. Step 4: Simplify right side
    552,961,164.33x = 242,678,013,120,694,816
  5. Step 5: Solve for x
    x = 242,678,013,120,694,816/552,961,164.33
  6. Step 6: Final answer
    x = 438,869,904.03

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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.