Home / 216,025,658.72-324,039,328.76-52,263,152.51

Finding the Fourth Proportional to 216,025,658.72, 324,039,328.76 and 52,263,152.51

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Solution

The fourth proportional to 216,025,658.72, 324,039,328.76 and 52,263,152.51 is: 78,394,932.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,025,658.72 : 324,039,328.76 = 52,263,152.51 : x
  2. Step 2: Convert to fraction form
    216,025,658.72/324,039,328.76 = 52,263,152.51/x
  3. Step 3: Cross multiply
    216,025,658.72x = 324,039,328.76 × 52,263,152.51
  4. Step 4: Simplify right side
    216,025,658.72x = 16,935,316,857,960,592
  5. Step 5: Solve for x
    x = 16,935,316,857,960,592/216,025,658.72
  6. Step 6: Final answer
    x = 78,394,932.15

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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.