Home / 177,213,972.80-265,632,002.40-67,996,942.40

Finding the Fourth Proportional to 177,213,972.80, 265,632,002.40 and 67,996,942.40

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Solution

The fourth proportional to 177,213,972.80, 265,632,002.40 and 67,996,942.40 is: 101,922,910.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,213,972.80 : 265,632,002.40 = 67,996,942.40 : x
  2. Step 2: Convert to fraction form
    177,213,972.80/265,632,002.40 = 67,996,942.40/x
  3. Step 3: Cross multiply
    177,213,972.80x = 265,632,002.40 × 67,996,942.40
  4. Step 4: Simplify right side
    177,213,972.80x = 18,062,163,966,789,464
  5. Step 5: Solve for x
    x = 18,062,163,966,789,464/177,213,972.80
  6. Step 6: Final answer
    x = 101,922,910.94

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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.