Home / 106,167,405.61-159,047,084.86-65,107,112.11

Finding the Fourth Proportional to 106,167,405.61, 159,047,084.86 and 65,107,112.11

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Solution

The fourth proportional to 106,167,405.61, 159,047,084.86 and 65,107,112.11 is: 97,535,550.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,167,405.61 : 159,047,084.86 = 65,107,112.11 : x
  2. Step 2: Convert to fraction form
    106,167,405.61/159,047,084.86 = 65,107,112.11/x
  3. Step 3: Cross multiply
    106,167,405.61x = 159,047,084.86 × 65,107,112.11
  4. Step 4: Simplify right side
    106,167,405.61x = 10,355,096,384,188,318
  5. Step 5: Solve for x
    x = 10,355,096,384,188,318/106,167,405.61
  6. Step 6: Final answer
    x = 97,535,550.81

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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.