Home / 217,458,418.80-326,187,628.20-73,851,250.80

Finding the Fourth Proportional to 217,458,418.80, 326,187,628.20 and 73,851,250.80

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Solution

The fourth proportional to 217,458,418.80, 326,187,628.20 and 73,851,250.80 is: 110,776,876.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,458,418.80 : 326,187,628.20 = 73,851,250.80 : x
  2. Step 2: Convert to fraction form
    217,458,418.80/326,187,628.20 = 73,851,250.80/x
  3. Step 3: Cross multiply
    217,458,418.80x = 326,187,628.20 × 73,851,250.80
  4. Step 4: Simplify right side
    217,458,418.80x = 24,089,364,338,055,352
  5. Step 5: Solve for x
    x = 24,089,364,338,055,352/217,458,418.80
  6. Step 6: Final answer
    x = 110,776,876.20

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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.