Home / 215,548,830.80-323,432,455.80-94,381,470.80

Finding the Fourth Proportional to 215,548,830.80, 323,432,455.80 and 94,381,470.80

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Solution

The fourth proportional to 215,548,830.80, 323,432,455.80 and 94,381,470.80 is: 141,620,025.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,548,830.80 : 323,432,455.80 = 94,381,470.80 : x
  2. Step 2: Convert to fraction form
    215,548,830.80/323,432,455.80 = 94,381,470.80/x
  3. Step 3: Cross multiply
    215,548,830.80x = 323,432,455.80 × 94,381,470.80
  4. Step 4: Simplify right side
    215,548,830.80x = 30,526,030,882,859,992
  5. Step 5: Solve for x
    x = 30,526,030,882,859,992/215,548,830.80
  6. Step 6: Final answer
    x = 141,620,025.35

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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.