Home / 559,873,279.20-839,809,918.80-273,218,815.20

Finding the Fourth Proportional to 559,873,279.20, 839,809,918.80 and 273,218,815.20

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Solution

The fourth proportional to 559,873,279.20, 839,809,918.80 and 273,218,815.20 is: 409,828,222.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,873,279.20 : 839,809,918.80 = 273,218,815.20 : x
  2. Step 2: Convert to fraction form
    559,873,279.20/839,809,918.80 = 273,218,815.20/x
  3. Step 3: Cross multiply
    559,873,279.20x = 839,809,918.80 × 273,218,815.20
  4. Step 4: Simplify right side
    559,873,279.20x = 229,451,871,007,744,192
  5. Step 5: Solve for x
    x = 229,451,871,007,744,192/559,873,279.20
  6. Step 6: Final answer
    x = 409,828,222.80

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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.