Home / 413,357,554.50-619,821,054.27-194,949,251.16

Finding the Fourth Proportional to 413,357,554.50, 619,821,054.27 and 194,949,251.16

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Solution

The fourth proportional to 413,357,554.50, 619,821,054.27 and 194,949,251.16 is: 292,322,346.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,357,554.50 : 619,821,054.27 = 194,949,251.16 : x
  2. Step 2: Convert to fraction form
    413,357,554.50/619,821,054.27 = 194,949,251.16/x
  3. Step 3: Cross multiply
    413,357,554.50x = 619,821,054.27 × 194,949,251.16
  4. Step 4: Simplify right side
    413,357,554.50x = 120,833,650,383,138,208
  5. Step 5: Solve for x
    x = 120,833,650,383,138,208/413,357,554.50
  6. Step 6: Final answer
    x = 292,322,346.76

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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.