Home / 314,359,972,857.68-471,619,313,228.64-87,719,234,535.56

Finding the Fourth Proportional to 314,359,972,857.68, 471,619,313,228.64 and 87,719,234,535.56

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Solution

The fourth proportional to 314,359,972,857.68, 471,619,313,228.64 and 87,719,234,535.56 is: 131,600,994,784.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,359,972,857.68 : 471,619,313,228.64 = 87,719,234,535.56 : x
  2. Step 2: Convert to fraction form
    314,359,972,857.68/471,619,313,228.64 = 87,719,234,535.56/x
  3. Step 3: Cross multiply
    314,359,972,857.68x = 471,619,313,228.64 × 87,719,234,535.56
  4. Step 4: Simplify right side
    314,359,972,857.68x = 41,370,085,148,601,865,994,240
  5. Step 5: Solve for x
    x = 41,370,085,148,601,865,994,240/314,359,972,857.68
  6. Step 6: Final answer
    x = 131,600,994,784.83

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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.