Home / 163,900,513.72-226,179,976.92-89,559,441.10

Finding the Fourth Proportional to 163,900,513.72, 226,179,976.92 and 89,559,441.10

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Solution

The fourth proportional to 163,900,513.72, 226,179,976.92 and 89,559,441.10 is: 123,590,535.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,900,513.72 : 226,179,976.92 = 89,559,441.10 : x
  2. Step 2: Convert to fraction form
    163,900,513.72/226,179,976.92 = 89,559,441.10/x
  3. Step 3: Cross multiply
    163,900,513.72x = 226,179,976.92 × 89,559,441.10
  4. Step 4: Simplify right side
    163,900,513.72x = 20,256,552,320,966,096
  5. Step 5: Solve for x
    x = 20,256,552,320,966,096/163,900,513.72
  6. Step 6: Final answer
    x = 123,590,535.88

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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.