Home / 248,400,383.24-342,784,488.57-142,571,218.14

Finding the Fourth Proportional to 248,400,383.24, 342,784,488.57 and 142,571,218.14

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Solution

The fourth proportional to 248,400,383.24, 342,784,488.57 and 142,571,218.14 is: 196,743,666.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,400,383.24 : 342,784,488.57 = 142,571,218.14 : x
  2. Step 2: Convert to fraction form
    248,400,383.24/342,784,488.57 = 142,571,218.14/x
  3. Step 3: Cross multiply
    248,400,383.24x = 342,784,488.57 × 142,571,218.14
  4. Step 4: Simplify right side
    248,400,383.24x = 48,871,202,094,921,800
  5. Step 5: Solve for x
    x = 48,871,202,094,921,800/248,400,383.24
  6. Step 6: Final answer
    x = 196,743,666.25

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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.