Home / 115,561,922.16-159,474,864.96-62,638,416.48

Finding the Fourth Proportional to 115,561,922.16, 159,474,864.96 and 62,638,416.48

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Solution

The fourth proportional to 115,561,922.16, 159,474,864.96 and 62,638,416.48 is: 86,440,696.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,561,922.16 : 159,474,864.96 = 62,638,416.48 : x
  2. Step 2: Convert to fraction form
    115,561,922.16/159,474,864.96 = 62,638,416.48/x
  3. Step 3: Cross multiply
    115,561,922.16x = 159,474,864.96 × 62,638,416.48
  4. Step 4: Simplify right side
    115,561,922.16x = 9,989,253,009,456,238
  5. Step 5: Solve for x
    x = 9,989,253,009,456,238/115,561,922.16
  6. Step 6: Final answer
    x = 86,440,696.23

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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.