Home / 815,213,082,377.46-1,124,997,451,686.30-449,399,249,282.61

Finding the Fourth Proportional to 815,213,082,377.46, 1,124,997,451,686.30 and 449,399,249,282.61

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Solution

The fourth proportional to 815,213,082,377.46, 1,124,997,451,686.30 and 449,399,249,282.61 is: 620,172,837,214.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    815,213,082,377.46 : 1,124,997,451,686.30 = 449,399,249,282.61 : x
  2. Step 2: Convert to fraction form
    815,213,082,377.46/1,124,997,451,686.30 = 449,399,249,282.61/x
  3. Step 3: Cross multiply
    815,213,082,377.46x = 1,124,997,451,686.30 × 449,399,249,282.61
  4. Step 4: Simplify right side
    815,213,082,377.46x = 505,573,010,232,672,534,921,216
  5. Step 5: Solve for x
    x = 505,573,010,232,672,534,921,216/815,213,082,377.46
  6. Step 6: Final answer
    x = 620,172,837,214.83

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.