Home / 56,530,329-84,749,151.18-20,117,984.56

Finding the Fourth Proportional to 56,530,329, 84,749,151.18 and 20,117,984.56

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Solution

The fourth proportional to 56,530,329, 84,749,151.18 and 20,117,984.56 is: 30,160,484.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,530,329 : 84,749,151.18 = 20,117,984.56 : x
  2. Step 2: Convert to fraction form
    56,530,329/84,749,151.18 = 20,117,984.56/x
  3. Step 3: Cross multiply
    56,530,329x = 84,749,151.18 × 20,117,984.56
  4. Step 4: Simplify right side
    56,530,329x = 1,704,982,114,912,345.75
  5. Step 5: Solve for x
    x = 1,704,982,114,912,345.75/56,530,329
  6. Step 6: Final answer
    x = 30,160,484.56

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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.