Home / 410,302,934.72-566,218,966.44-222,133,211.76

Finding the Fourth Proportional to 410,302,934.72, 566,218,966.44 and 222,133,211.76

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Solution

The fourth proportional to 410,302,934.72, 566,218,966.44 and 222,133,211.76 is: 306,544,328.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,302,934.72 : 566,218,966.44 = 222,133,211.76 : x
  2. Step 2: Convert to fraction form
    410,302,934.72/566,218,966.44 = 222,133,211.76/x
  3. Step 3: Cross multiply
    410,302,934.72x = 566,218,966.44 × 222,133,211.76
  4. Step 4: Simplify right side
    410,302,934.72x = 125,776,037,574,744,864
  5. Step 5: Solve for x
    x = 125,776,037,574,744,864/410,302,934.72
  6. Step 6: Final answer
    x = 306,544,328.43

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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.