Home / 503,032,780.44-694,178,126.58-283,015,681.56

Finding the Fourth Proportional to 503,032,780.44, 694,178,126.58 and 283,015,681.56

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Solution

The fourth proportional to 503,032,780.44, 694,178,126.58 and 283,015,681.56 is: 390,557,640.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,032,780.44 : 694,178,126.58 = 283,015,681.56 : x
  2. Step 2: Convert to fraction form
    503,032,780.44/694,178,126.58 = 283,015,681.56/x
  3. Step 3: Cross multiply
    503,032,780.44x = 694,178,126.58 × 283,015,681.56
  4. Step 4: Simplify right side
    503,032,780.44x = 196,463,295,618,082,656
  5. Step 5: Solve for x
    x = 196,463,295,618,082,656/503,032,780.44
  6. Step 6: Final answer
    x = 390,557,640.09

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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.