Home / 412,741,544.63-569,395,648.03-245,382,844.14

Finding the Fourth Proportional to 412,741,544.63, 569,395,648.03 and 245,382,844.14

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Solution

The fourth proportional to 412,741,544.63, 569,395,648.03 and 245,382,844.14 is: 338,516,743.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,741,544.63 : 569,395,648.03 = 245,382,844.14 : x
  2. Step 2: Convert to fraction form
    412,741,544.63/569,395,648.03 = 245,382,844.14/x
  3. Step 3: Cross multiply
    412,741,544.63x = 569,395,648.03 × 245,382,844.14
  4. Step 4: Simplify right side
    412,741,544.63x = 139,719,923,554,500,960
  5. Step 5: Solve for x
    x = 139,719,923,554,500,960/412,741,544.63
  6. Step 6: Final answer
    x = 338,516,743.41

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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.