Home / 321,931,030.80-444,559,965.16-204,494,197.52

Finding the Fourth Proportional to 321,931,030.80, 444,559,965.16 and 204,494,197.52

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Solution

The fourth proportional to 321,931,030.80, 444,559,965.16 and 204,494,197.52 is: 282,389,470.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,931,030.80 : 444,559,965.16 = 204,494,197.52 : x
  2. Step 2: Convert to fraction form
    321,931,030.80/444,559,965.16 = 204,494,197.52/x
  3. Step 3: Cross multiply
    321,931,030.80x = 444,559,965.16 × 204,494,197.52
  4. Step 4: Simplify right side
    321,931,030.80x = 90,909,933,324,913,376
  5. Step 5: Solve for x
    x = 90,909,933,324,913,376/321,931,030.80
  6. Step 6: Final answer
    x = 282,389,470.50

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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.