Home / 863,589,140.24-1,295,387,487.03-273,382,261.74

Finding the Fourth Proportional to 863,589,140.24, 1,295,387,487.03 and 273,382,261.74

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Solution

The fourth proportional to 863,589,140.24, 1,295,387,487.03 and 273,382,261.74 is: 410,074,588.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,589,140.24 : 1,295,387,487.03 = 273,382,261.74 : x
  2. Step 2: Convert to fraction form
    863,589,140.24/1,295,387,487.03 = 273,382,261.74/x
  3. Step 3: Cross multiply
    863,589,140.24x = 1,295,387,487.03 × 273,382,261.74
  4. Step 4: Simplify right side
    863,589,140.24x = 354,135,961,033,956,288
  5. Step 5: Solve for x
    x = 354,135,961,033,956,288/863,589,140.24
  6. Step 6: Final answer
    x = 410,074,588.17

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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.