Home / 106,585,890.60-159,878,835.90-105,150,999.90

Finding the Fourth Proportional to 106,585,890.60, 159,878,835.90 and 105,150,999.90

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Solution

The fourth proportional to 106,585,890.60, 159,878,835.90 and 105,150,999.90 is: 157,726,499.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,585,890.60 : 159,878,835.90 = 105,150,999.90 : x
  2. Step 2: Convert to fraction form
    106,585,890.60/159,878,835.90 = 105,150,999.90/x
  3. Step 3: Cross multiply
    106,585,890.60x = 159,878,835.90 × 105,150,999.90
  4. Step 4: Simplify right side
    106,585,890.60x = 16,811,419,457,733,018
  5. Step 5: Solve for x
    x = 16,811,419,457,733,018/106,585,890.60
  6. Step 6: Final answer
    x = 157,726,499.85

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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.