Home / 326,275,937.49-450,272,672.43-177,589,870.69

Finding the Fourth Proportional to 326,275,937.49, 450,272,672.43 and 177,589,870.69

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Solution

The fourth proportional to 326,275,937.49, 450,272,672.43 and 177,589,870.69 is: 245,080,487.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,275,937.49 : 450,272,672.43 = 177,589,870.69 : x
  2. Step 2: Convert to fraction form
    326,275,937.49/450,272,672.43 = 177,589,870.69/x
  3. Step 3: Cross multiply
    326,275,937.49x = 450,272,672.43 × 177,589,870.69
  4. Step 4: Simplify right side
    326,275,937.49x = 79,963,865,672,139,120
  5. Step 5: Solve for x
    x = 79,963,865,672,139,120/326,275,937.49
  6. Step 6: Final answer
    x = 245,080,487.05

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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.