Home / 583,059,865.26-800,339,642.13-515,500,428.14

Finding the Fourth Proportional to 583,059,865.26, 800,339,642.13 and 515,500,428.14

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Solution

The fourth proportional to 583,059,865.26, 800,339,642.13 and 515,500,428.14 is: 707,603,888.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,059,865.26 : 800,339,642.13 = 515,500,428.14 : x
  2. Step 2: Convert to fraction form
    583,059,865.26/800,339,642.13 = 515,500,428.14/x
  3. Step 3: Cross multiply
    583,059,865.26x = 800,339,642.13 × 515,500,428.14
  4. Step 4: Simplify right side
    583,059,865.26x = 412,575,428,171,427,648
  5. Step 5: Solve for x
    x = 412,575,428,171,427,648/583,059,865.26
  6. Step 6: Final answer
    x = 707,603,888.99

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These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.