Home / 86,821,497.96-130,133,182.98-34,972,923.78

Finding the Fourth Proportional to 86,821,497.96, 130,133,182.98 and 34,972,923.78

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Solution

The fourth proportional to 86,821,497.96, 130,133,182.98 and 34,972,923.78 is: 52,419,481.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,821,497.96 : 130,133,182.98 = 34,972,923.78 : x
  2. Step 2: Convert to fraction form
    86,821,497.96/130,133,182.98 = 34,972,923.78/x
  3. Step 3: Cross multiply
    86,821,497.96x = 130,133,182.98 × 34,972,923.78
  4. Step 4: Simplify right side
    86,821,497.96x = 4,551,137,889,608,334
  5. Step 5: Solve for x
    x = 4,551,137,889,608,334/86,821,497.96
  6. Step 6: Final answer
    x = 52,419,481.31

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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.