Home / 82,775,799.36-114,212,587.68-50,188,760.64

Finding the Fourth Proportional to 82,775,799.36, 114,212,587.68 and 50,188,760.64

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Solution

The fourth proportional to 82,775,799.36, 114,212,587.68 and 50,188,760.64 is: 69,249,566.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,775,799.36 : 114,212,587.68 = 50,188,760.64 : x
  2. Step 2: Convert to fraction form
    82,775,799.36/114,212,587.68 = 50,188,760.64/x
  3. Step 3: Cross multiply
    82,775,799.36x = 114,212,587.68 × 50,188,760.64
  4. Step 4: Simplify right side
    82,775,799.36x = 5,732,188,225,146,533
  5. Step 5: Solve for x
    x = 5,732,188,225,146,533/82,775,799.36
  6. Step 6: Final answer
    x = 69,249,566.53

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1.5x scale

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.