Home / 400,546,619.64-552,578,256.78-241,688,133.24

Finding the Fourth Proportional to 400,546,619.64, 552,578,256.78 and 241,688,133.24

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Solution

The fourth proportional to 400,546,619.64, 552,578,256.78 and 241,688,133.24 is: 333,423,378.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,546,619.64 : 552,578,256.78 = 241,688,133.24 : x
  2. Step 2: Convert to fraction form
    400,546,619.64/552,578,256.78 = 241,688,133.24/x
  3. Step 3: Cross multiply
    400,546,619.64x = 552,578,256.78 × 241,688,133.24
  4. Step 4: Simplify right side
    400,546,619.64x = 133,551,607,350,171,568
  5. Step 5: Solve for x
    x = 133,551,607,350,171,568/400,546,619.64
  6. Step 6: Final answer
    x = 333,423,378.96

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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.