Home / 297,040,021.21-445,651,254.02-141,791,933.53

Finding the Fourth Proportional to 297,040,021.21, 445,651,254.02 and 141,791,933.53

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Solution

The fourth proportional to 297,040,021.21, 445,651,254.02 and 141,791,933.53 is: 212,731,445.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,040,021.21 : 445,651,254.02 = 141,791,933.53 : x
  2. Step 2: Convert to fraction form
    297,040,021.21/445,651,254.02 = 141,791,933.53/x
  3. Step 3: Cross multiply
    297,040,021.21x = 445,651,254.02 × 141,791,933.53
  4. Step 4: Simplify right side
    297,040,021.21x = 63,189,752,987,564,984
  5. Step 5: Solve for x
    x = 63,189,752,987,564,984/297,040,021.21
  6. Step 6: Final answer
    x = 212,731,445.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.