Home / 250,244,378.64-345,214,525.32-217,158,189.84

Finding the Fourth Proportional to 250,244,378.64, 345,214,525.32 and 217,158,189.84

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Solution

The fourth proportional to 250,244,378.64, 345,214,525.32 and 217,158,189.84 is: 299,571,809.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,244,378.64 : 345,214,525.32 = 217,158,189.84 : x
  2. Step 2: Convert to fraction form
    250,244,378.64/345,214,525.32 = 217,158,189.84/x
  3. Step 3: Cross multiply
    250,244,378.64x = 345,214,525.32 × 217,158,189.84
  4. Step 4: Simplify right side
    250,244,378.64x = 74,966,161,424,966,048
  5. Step 5: Solve for x
    x = 74,966,161,424,966,048/250,244,378.64
  6. Step 6: Final answer
    x = 299,571,809.89

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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.