Home / 69,740,154.82-96,238,998.64-38,375,270.70

Finding the Fourth Proportional to 69,740,154.82, 96,238,998.64 and 38,375,270.70

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Solution

The fourth proportional to 69,740,154.82, 96,238,998.64 and 38,375,270.70 is: 52,956,544.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,740,154.82 : 96,238,998.64 = 38,375,270.70 : x
  2. Step 2: Convert to fraction form
    69,740,154.82/96,238,998.64 = 38,375,270.70/x
  3. Step 3: Cross multiply
    69,740,154.82x = 96,238,998.64 × 38,375,270.70
  4. Step 4: Simplify right side
    69,740,154.82x = 3,693,197,624,448,864.50
  5. Step 5: Solve for x
    x = 3,693,197,624,448,864.50/69,740,154.82
  6. Step 6: Final answer
    x = 52,956,544.68

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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.