Home / 328,023,249.40-452,672,898.06-179,353,964.08

Finding the Fourth Proportional to 328,023,249.40, 452,672,898.06 and 179,353,964.08

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Solution

The fourth proportional to 328,023,249.40, 452,672,898.06 and 179,353,964.08 is: 247,508,915.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,023,249.40 : 452,672,898.06 = 179,353,964.08 : x
  2. Step 2: Convert to fraction form
    328,023,249.40/452,672,898.06 = 179,353,964.08/x
  3. Step 3: Cross multiply
    328,023,249.40x = 452,672,898.06 × 179,353,964.08
  4. Step 4: Simplify right side
    328,023,249.40x = 81,188,678,698,642,752
  5. Step 5: Solve for x
    x = 81,188,678,698,642,752/328,023,249.40
  6. Step 6: Final answer
    x = 247,508,915.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.