Home / 86,130,334.08-129,143,463.36-34,322,906.88

Finding the Fourth Proportional to 86,130,334.08, 129,143,463.36 and 34,322,906.88

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Solution

The fourth proportional to 86,130,334.08, 129,143,463.36 and 34,322,906.88 is: 51,463,623.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,130,334.08 : 129,143,463.36 = 34,322,906.88 : x
  2. Step 2: Convert to fraction form
    86,130,334.08/129,143,463.36 = 34,322,906.88/x
  3. Step 3: Cross multiply
    86,130,334.08x = 129,143,463.36 × 34,322,906.88
  4. Step 4: Simplify right side
    86,130,334.08x = 4,432,579,067,065,972
  5. Step 5: Solve for x
    x = 4,432,579,067,065,972/86,130,334.08
  6. Step 6: Final answer
    x = 51,463,623.29

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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.