Home / 73,119,301.68-100,735,049.82-51,057,857.16

Finding the Fourth Proportional to 73,119,301.68, 100,735,049.82 and 51,057,857.16

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Solution

The fourth proportional to 73,119,301.68, 100,735,049.82 and 51,057,857.16 is: 70,341,423.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,119,301.68 : 100,735,049.82 = 51,057,857.16 : x
  2. Step 2: Convert to fraction form
    73,119,301.68/100,735,049.82 = 51,057,857.16/x
  3. Step 3: Cross multiply
    73,119,301.68x = 100,735,049.82 × 51,057,857.16
  4. Step 4: Simplify right side
    73,119,301.68x = 5,143,315,784,715,043
  5. Step 5: Solve for x
    x = 5,143,315,784,715,043/73,119,301.68
  6. Step 6: Final answer
    x = 70,341,423.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.