Home / 216,065,249.64-324,098,705.52-52,302,738.24

Finding the Fourth Proportional to 216,065,249.64, 324,098,705.52 and 52,302,738.24

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Solution

The fourth proportional to 216,065,249.64, 324,098,705.52 and 52,302,738.24 is: 78,454,308.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,065,249.64 : 324,098,705.52 = 52,302,738.24 : x
  2. Step 2: Convert to fraction form
    216,065,249.64/324,098,705.52 = 52,302,738.24/x
  3. Step 3: Cross multiply
    216,065,249.64x = 324,098,705.52 × 52,302,738.24
  4. Step 4: Simplify right side
    216,065,249.64x = 16,951,249,758,735,402
  5. Step 5: Solve for x
    x = 16,951,249,758,735,402/216,065,249.64
  6. Step 6: Final answer
    x = 78,454,308.53

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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.