Home / 321,931,225.02-444,361,431.80-188,005,267.20

Finding the Fourth Proportional to 321,931,225.02, 444,361,431.80 and 188,005,267.20

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Solution

The fourth proportional to 321,931,225.02, 444,361,431.80 and 188,005,267.20 is: 259,503,531.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,931,225.02 : 444,361,431.80 = 188,005,267.20 : x
  2. Step 2: Convert to fraction form
    321,931,225.02/444,361,431.80 = 188,005,267.20/x
  3. Step 3: Cross multiply
    321,931,225.02x = 444,361,431.80 × 188,005,267.20
  4. Step 4: Simplify right side
    321,931,225.02x = 83,542,289,718,933,568
  5. Step 5: Solve for x
    x = 83,542,289,718,933,568/321,931,225.02
  6. Step 6: Final answer
    x = 259,503,531.27

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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.