Home / 223,966,800-309,074,188.32-120,950,352

Finding the Fourth Proportional to 223,966,800, 309,074,188.32 and 120,950,352

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Solution

The fourth proportional to 223,966,800, 309,074,188.32 and 120,950,352 is: 166,911,488.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,966,800 : 309,074,188.32 = 120,950,352 : x
  2. Step 2: Convert to fraction form
    223,966,800/309,074,188.32 = 120,950,352/x
  3. Step 3: Cross multiply
    223,966,800x = 309,074,188.32 × 120,950,352
  4. Step 4: Simplify right side
    223,966,800x = 37,382,631,871,418,288
  5. Step 5: Solve for x
    x = 37,382,631,871,418,288/223,966,800
  6. Step 6: Final answer
    x = 166,911,488.09

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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.