Home / 251,788,018.70-377,682,028.05-149,499,404.30

Finding the Fourth Proportional to 251,788,018.70, 377,682,028.05 and 149,499,404.30

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Solution

The fourth proportional to 251,788,018.70, 377,682,028.05 and 149,499,404.30 is: 224,249,106.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,788,018.70 : 377,682,028.05 = 149,499,404.30 : x
  2. Step 2: Convert to fraction form
    251,788,018.70/377,682,028.05 = 149,499,404.30/x
  3. Step 3: Cross multiply
    251,788,018.70x = 377,682,028.05 × 149,499,404.30
  4. Step 4: Simplify right side
    251,788,018.70x = 56,463,238,208,290,896
  5. Step 5: Solve for x
    x = 56,463,238,208,290,896/251,788,018.70
  6. Step 6: Final answer
    x = 224,249,106.45

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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.