Home / 141,221,046.30-211,831,569.45-50,311,830.30

Finding the Fourth Proportional to 141,221,046.30, 211,831,569.45 and 50,311,830.30

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Solution

The fourth proportional to 141,221,046.30, 211,831,569.45 and 50,311,830.30 is: 75,467,745.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,221,046.30 : 211,831,569.45 = 50,311,830.30 : x
  2. Step 2: Convert to fraction form
    141,221,046.30/211,831,569.45 = 50,311,830.30/x
  3. Step 3: Cross multiply
    141,221,046.30x = 211,831,569.45 × 50,311,830.30
  4. Step 4: Simplify right side
    141,221,046.30x = 10,657,633,974,351,064
  5. Step 5: Solve for x
    x = 10,657,633,974,351,064/141,221,046.30
  6. Step 6: Final answer
    x = 75,467,745.45

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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.