Home / 251,505,324.70-376,502,159.85-149,216,710.30

Finding the Fourth Proportional to 251,505,324.70, 376,502,159.85 and 149,216,710.30

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Solution

The fourth proportional to 251,505,324.70, 376,502,159.85 and 149,216,710.30 is: 223,376,637.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,505,324.70 : 376,502,159.85 = 149,216,710.30 : x
  2. Step 2: Convert to fraction form
    251,505,324.70/376,502,159.85 = 149,216,710.30/x
  3. Step 3: Cross multiply
    251,505,324.70x = 376,502,159.85 × 149,216,710.30
  4. Step 4: Simplify right side
    251,505,324.70x = 56,180,413,713,661,752
  5. Step 5: Solve for x
    x = 56,180,413,713,661,752/251,505,324.70
  6. Step 6: Final answer
    x = 223,376,637.38

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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.