Home / 148,473,723.20-222,710,584.80-100,100,782.40

Finding the Fourth Proportional to 148,473,723.20, 222,710,584.80 and 100,100,782.40

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Solution

The fourth proportional to 148,473,723.20, 222,710,584.80 and 100,100,782.40 is: 150,151,173.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,473,723.20 : 222,710,584.80 = 100,100,782.40 : x
  2. Step 2: Convert to fraction form
    148,473,723.20/222,710,584.80 = 100,100,782.40/x
  3. Step 3: Cross multiply
    148,473,723.20x = 222,710,584.80 × 100,100,782.40
  4. Step 4: Simplify right side
    148,473,723.20x = 22,293,503,787,241,552
  5. Step 5: Solve for x
    x = 22,293,503,787,241,552/148,473,723.20
  6. Step 6: Final answer
    x = 150,151,173.60

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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.