Home / 133,011,674.80-199,517,512.20-129,030,362.80

Finding the Fourth Proportional to 133,011,674.80, 199,517,512.20 and 129,030,362.80

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Solution

The fourth proportional to 133,011,674.80, 199,517,512.20 and 129,030,362.80 is: 193,545,544.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,011,674.80 : 199,517,512.20 = 129,030,362.80 : x
  2. Step 2: Convert to fraction form
    133,011,674.80/199,517,512.20 = 129,030,362.80/x
  3. Step 3: Cross multiply
    133,011,674.80x = 199,517,512.20 × 129,030,362.80
  4. Step 4: Simplify right side
    133,011,674.80x = 25,743,816,984,119,424
  5. Step 5: Solve for x
    x = 25,743,816,984,119,424/133,011,674.80
  6. Step 6: Final answer
    x = 193,545,544.20

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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.