Home / 131,578,002.40-197,367,003.60-35,839,890.40

Finding the Fourth Proportional to 131,578,002.40, 197,367,003.60 and 35,839,890.40

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Solution

The fourth proportional to 131,578,002.40, 197,367,003.60 and 35,839,890.40 is: 53,759,835.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,578,002.40 : 197,367,003.60 = 35,839,890.40 : x
  2. Step 2: Convert to fraction form
    131,578,002.40/197,367,003.60 = 35,839,890.40/x
  3. Step 3: Cross multiply
    131,578,002.40x = 197,367,003.60 × 35,839,890.40
  4. Step 4: Simplify right side
    131,578,002.40x = 7,073,611,777,600,405
  5. Step 5: Solve for x
    x = 7,073,611,777,600,405/131,578,002.40
  6. Step 6: Final answer
    x = 53,759,835.60

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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.