Home / 133,873,325.60-200,942,698.80-65,792,890.40

Finding the Fourth Proportional to 133,873,325.60, 200,942,698.80 and 65,792,890.40

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Solution

The fourth proportional to 133,873,325.60, 200,942,698.80 and 65,792,890.40 is: 98,754,556.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,873,325.60 : 200,942,698.80 = 65,792,890.40 : x
  2. Step 2: Convert to fraction form
    133,873,325.60/200,942,698.80 = 65,792,890.40/x
  3. Step 3: Cross multiply
    133,873,325.60x = 200,942,698.80 × 65,792,890.40
  4. Step 4: Simplify right side
    133,873,325.60x = 13,220,600,958,828,612
  5. Step 5: Solve for x
    x = 13,220,600,958,828,612/133,873,325.60
  6. Step 6: Final answer
    x = 98,754,556.96

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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.