Home / 216,025,658.97-324,039,329.13-52,263,152.76

Finding the Fourth Proportional to 216,025,658.97, 324,039,329.13 and 52,263,152.76

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Solution

The fourth proportional to 216,025,658.97, 324,039,329.13 and 52,263,152.76 is: 78,394,932.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,025,658.97 : 324,039,329.13 = 52,263,152.76 : x
  2. Step 2: Convert to fraction form
    216,025,658.97/324,039,329.13 = 52,263,152.76/x
  3. Step 3: Cross multiply
    216,025,658.97x = 324,039,329.13 × 52,263,152.76
  4. Step 4: Simplify right side
    216,025,658.97x = 16,935,316,958,569,106
  5. Step 5: Solve for x
    x = 16,935,316,958,569,106/216,025,658.97
  6. Step 6: Final answer
    x = 78,394,932.52

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1.5x scale

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.