Home / 164,960,768.70-247,600,585.35-83,171,998.80

Finding the Fourth Proportional to 164,960,768.70, 247,600,585.35 and 83,171,998.80

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Solution

The fourth proportional to 164,960,768.70, 247,600,585.35 and 83,171,998.80 is: 124,838,382.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,960,768.70 : 247,600,585.35 = 83,171,998.80 : x
  2. Step 2: Convert to fraction form
    164,960,768.70/247,600,585.35 = 83,171,998.80/x
  3. Step 3: Cross multiply
    164,960,768.70x = 247,600,585.35 × 83,171,998.80
  4. Step 4: Simplify right side
    164,960,768.70x = 20,593,435,587,609,496
  5. Step 5: Solve for x
    x = 20,593,435,587,609,496/164,960,768.70
  6. Step 6: Final answer
    x = 124,838,382.79

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1.5x scale

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.