Home / 410,302,933.72-566,218,965.06-222,133,210.76

Finding the Fourth Proportional to 410,302,933.72, 566,218,965.06 and 222,133,210.76

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Solution

The fourth proportional to 410,302,933.72, 566,218,965.06 and 222,133,210.76 is: 306,544,327.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,302,933.72 : 566,218,965.06 = 222,133,210.76 : x
  2. Step 2: Convert to fraction form
    410,302,933.72/566,218,965.06 = 222,133,210.76/x
  3. Step 3: Cross multiply
    410,302,933.72x = 566,218,965.06 × 222,133,210.76
  4. Step 4: Simplify right side
    410,302,933.72x = 125,776,036,701,982,032
  5. Step 5: Solve for x
    x = 125,776,036,701,982,032/410,302,933.72
  6. Step 6: Final answer
    x = 306,544,327.05

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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.