Home / 319,629,965.44-441,090,860.16-180,406,595.20

Finding the Fourth Proportional to 319,629,965.44, 441,090,860.16 and 180,406,595.20

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Solution

The fourth proportional to 319,629,965.44, 441,090,860.16 and 180,406,595.20 is: 248,961,952.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,629,965.44 : 441,090,860.16 = 180,406,595.20 : x
  2. Step 2: Convert to fraction form
    319,629,965.44/441,090,860.16 = 180,406,595.20/x
  3. Step 3: Cross multiply
    319,629,965.44x = 441,090,860.16 × 180,406,595.20
  4. Step 4: Simplify right side
    319,629,965.44x = 79,575,700,255,304,928
  5. Step 5: Solve for x
    x = 79,575,700,255,304,928/319,629,965.44
  6. Step 6: Final answer
    x = 248,961,952.44

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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.