Home / 209,704,685.82-314,556,756.57-56,350,745.70

Finding the Fourth Proportional to 209,704,685.82, 314,556,756.57 and 56,350,745.70

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Solution

The fourth proportional to 209,704,685.82, 314,556,756.57 and 56,350,745.70 is: 84,526,045.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,704,685.82 : 314,556,756.57 = 56,350,745.70 : x
  2. Step 2: Convert to fraction form
    209,704,685.82/314,556,756.57 = 56,350,745.70/x
  3. Step 3: Cross multiply
    209,704,685.82x = 314,556,756.57 × 56,350,745.70
  4. Step 4: Simplify right side
    209,704,685.82x = 17,725,507,797,692,874
  5. Step 5: Solve for x
    x = 17,725,507,797,692,874/209,704,685.82
  6. Step 6: Final answer
    x = 84,526,045.42

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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.