Home / 71,848,568.28-99,151,064.01-38,808,817.26

Finding the Fourth Proportional to 71,848,568.28, 99,151,064.01 and 38,808,817.26

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Solution

The fourth proportional to 71,848,568.28, 99,151,064.01 and 38,808,817.26 is: 53,556,189.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,848,568.28 : 99,151,064.01 = 38,808,817.26 : x
  2. Step 2: Convert to fraction form
    71,848,568.28/99,151,064.01 = 38,808,817.26/x
  3. Step 3: Cross multiply
    71,848,568.28x = 99,151,064.01 × 38,808,817.26
  4. Step 4: Simplify right side
    71,848,568.28x = 3,847,935,524,298,653
  5. Step 5: Solve for x
    x = 3,847,935,524,298,653/71,848,568.28
  6. Step 6: Final answer
    x = 53,556,189.31

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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.