Home / 50,372,215.30-75,726,284.55-42,981,904.90

Finding the Fourth Proportional to 50,372,215.30, 75,726,284.55 and 42,981,904.90

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Solution

The fourth proportional to 50,372,215.30, 75,726,284.55 and 42,981,904.90 is: 64,616,176.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,372,215.30 : 75,726,284.55 = 42,981,904.90 : x
  2. Step 2: Convert to fraction form
    50,372,215.30/75,726,284.55 = 42,981,904.90/x
  3. Step 3: Cross multiply
    50,372,215.30x = 75,726,284.55 × 42,981,904.90
  4. Step 4: Simplify right side
    50,372,215.30x = 3,254,859,960,958,439
  5. Step 5: Solve for x
    x = 3,254,859,960,958,439/50,372,215.30
  6. Step 6: Final answer
    x = 64,616,176.63

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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.