Home / 218,642,460.49-327,964,313.34-63,208,921.86

Finding the Fourth Proportional to 218,642,460.49, 327,964,313.34 and 63,208,921.86

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Solution

The fourth proportional to 218,642,460.49, 327,964,313.34 and 63,208,921.86 is: 94,813,562.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,642,460.49 : 327,964,313.34 = 63,208,921.86 : x
  2. Step 2: Convert to fraction form
    218,642,460.49/327,964,313.34 = 63,208,921.86/x
  3. Step 3: Cross multiply
    218,642,460.49x = 327,964,313.34 × 63,208,921.86
  4. Step 4: Simplify right side
    218,642,460.49x = 20,730,270,654,776,612
  5. Step 5: Solve for x
    x = 20,730,270,654,776,612/218,642,460.49
  6. Step 6: Final answer
    x = 94,813,562.79

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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.