Home / 106,587,011.80-159,880,517.70-100,130,003.65

Finding the Fourth Proportional to 106,587,011.80, 159,880,517.70 and 100,130,003.65

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Solution

The fourth proportional to 106,587,011.80, 159,880,517.70 and 100,130,003.65 is: 150,195,005.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,587,011.80 : 159,880,517.70 = 100,130,003.65 : x
  2. Step 2: Convert to fraction form
    106,587,011.80/159,880,517.70 = 100,130,003.65/x
  3. Step 3: Cross multiply
    106,587,011.80x = 159,880,517.70 × 100,130,003.65
  4. Step 4: Simplify right side
    106,587,011.80x = 16,008,836,820,864,890
  5. Step 5: Solve for x
    x = 16,008,836,820,864,890/106,587,011.80
  6. Step 6: Final answer
    x = 150,195,005.48

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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.