Home / 216,025,658.47-324,039,328.38-52,263,152.26

Finding the Fourth Proportional to 216,025,658.47, 324,039,328.38 and 52,263,152.26

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Solution

The fourth proportional to 216,025,658.47, 324,039,328.38 and 52,263,152.26 is: 78,394,931.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,025,658.47 : 324,039,328.38 = 52,263,152.26 : x
  2. Step 2: Convert to fraction form
    216,025,658.47/324,039,328.38 = 52,263,152.26/x
  3. Step 3: Cross multiply
    216,025,658.47x = 324,039,328.38 × 52,263,152.26
  4. Step 4: Simplify right side
    216,025,658.47x = 16,935,316,757,352,078
  5. Step 5: Solve for x
    x = 16,935,316,757,352,078/216,025,658.47
  6. Step 6: Final answer
    x = 78,394,931.77

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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.