Home / 363,334,629.12-501,326,939.52-208,780,097.28

Finding the Fourth Proportional to 363,334,629.12, 501,326,939.52 and 208,780,097.28

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Solution

The fourth proportional to 363,334,629.12, 501,326,939.52 and 208,780,097.28 is: 288,073,524.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,334,629.12 : 501,326,939.52 = 208,780,097.28 : x
  2. Step 2: Convert to fraction form
    363,334,629.12/501,326,939.52 = 208,780,097.28/x
  3. Step 3: Cross multiply
    363,334,629.12x = 501,326,939.52 × 208,780,097.28
  4. Step 4: Simplify right side
    363,334,629.12x = 104,667,087,202,070,272
  5. Step 5: Solve for x
    x = 104,667,087,202,070,272/363,334,629.12
  6. Step 6: Final answer
    x = 288,073,524.55

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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.