Home / 106,585,805.35-159,878,708.03-105,150,914.65

Finding the Fourth Proportional to 106,585,805.35, 159,878,708.03 and 105,150,914.65

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Solution

The fourth proportional to 106,585,805.35, 159,878,708.03 and 105,150,914.65 is: 157,726,371.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,585,805.35 : 159,878,708.03 = 105,150,914.65 : x
  2. Step 2: Convert to fraction form
    106,585,805.35/159,878,708.03 = 105,150,914.65/x
  3. Step 3: Cross multiply
    106,585,805.35x = 159,878,708.03 × 105,150,914.65
  4. Step 4: Simplify right side
    106,585,805.35x = 16,811,392,381,889,046
  5. Step 5: Solve for x
    x = 16,811,392,381,889,046/106,585,805.35
  6. Step 6: Final answer
    x = 157,726,371.98

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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.