Home / 150,932,813.94-208,286,031.24-84,853,606.77

Finding the Fourth Proportional to 150,932,813.94, 208,286,031.24 and 84,853,606.77

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Solution

The fourth proportional to 150,932,813.94, 208,286,031.24 and 84,853,606.77 is: 117,097,273.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,932,813.94 : 208,286,031.24 = 84,853,606.77 : x
  2. Step 2: Convert to fraction form
    150,932,813.94/208,286,031.24 = 84,853,606.77/x
  3. Step 3: Cross multiply
    150,932,813.94x = 208,286,031.24 × 84,853,606.77
  4. Step 4: Simplify right side
    150,932,813.94x = 17,673,820,990,522,896
  5. Step 5: Solve for x
    x = 17,673,820,990,522,896/150,932,813.94
  6. Step 6: Final answer
    x = 117,097,273.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.