Home / 321,041,724.93-443,039,847.89-174,364,008.93

Finding the Fourth Proportional to 321,041,724.93, 443,039,847.89 and 174,364,008.93

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Solution

The fourth proportional to 321,041,724.93, 443,039,847.89 and 174,364,008.93 is: 240,623,563.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,041,724.93 : 443,039,847.89 = 174,364,008.93 : x
  2. Step 2: Convert to fraction form
    321,041,724.93/443,039,847.89 = 174,364,008.93/x
  3. Step 3: Cross multiply
    321,041,724.93x = 443,039,847.89 × 174,364,008.93
  4. Step 4: Simplify right side
    321,041,724.93x = 77,250,203,992,965,984
  5. Step 5: Solve for x
    x = 77,250,203,992,965,984/321,041,724.93
  6. Step 6: Final answer
    x = 240,623,563.84

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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.