Home / 76,581,203.46-114,872,805.54-25,463,221.26

Finding the Fourth Proportional to 76,581,203.46, 114,872,805.54 and 25,463,221.26

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Solution

The fourth proportional to 76,581,203.46, 114,872,805.54 and 25,463,221.26 is: 38,195,164.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,581,203.46 : 114,872,805.54 = 25,463,221.26 : x
  2. Step 2: Convert to fraction form
    76,581,203.46/114,872,805.54 = 25,463,221.26/x
  3. Step 3: Cross multiply
    76,581,203.46x = 114,872,805.54 × 25,463,221.26
  4. Step 4: Simplify right side
    76,581,203.46x = 2,925,031,664,221,974
  5. Step 5: Solve for x
    x = 2,925,031,664,221,974/76,581,203.46
  6. Step 6: Final answer
    x = 38,195,164.51

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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.