Home / 71,535,223.80-107,192,610.90-53,253,653.40

Finding the Fourth Proportional to 71,535,223.80, 107,192,610.90 and 53,253,653.40

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Solution

The fourth proportional to 71,535,223.80, 107,192,610.90 and 53,253,653.40 is: 79,798,424.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,535,223.80 : 107,192,610.90 = 53,253,653.40 : x
  2. Step 2: Convert to fraction form
    71,535,223.80/107,192,610.90 = 53,253,653.40/x
  3. Step 3: Cross multiply
    71,535,223.80x = 107,192,610.90 × 53,253,653.40
  4. Step 4: Simplify right side
    71,535,223.80x = 5,708,398,147,909,662
  5. Step 5: Solve for x
    x = 5,708,398,147,909,662/71,535,223.80
  6. Step 6: Final answer
    x = 79,798,424.39

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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.