Home / 363,775,116.08-502,008,888.12-198,763,868.72

Finding the Fourth Proportional to 363,775,116.08, 502,008,888.12 and 198,763,868.72

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Solution

The fourth proportional to 363,775,116.08, 502,008,888.12 and 198,763,868.72 is: 274,293,716.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,775,116.08 : 502,008,888.12 = 198,763,868.72 : x
  2. Step 2: Convert to fraction form
    363,775,116.08/502,008,888.12 = 198,763,868.72/x
  3. Step 3: Cross multiply
    363,775,116.08x = 502,008,888.12 × 198,763,868.72
  4. Step 4: Simplify right side
    363,775,116.08x = 99,781,228,734,556,848
  5. Step 5: Solve for x
    x = 99,781,228,734,556,848/363,775,116.08
  6. Step 6: Final answer
    x = 274,293,716.98

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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.