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Finding the Fourth Proportional to 248,832,153.40, 372,576,383.70 and 248,832,153.40

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Solution

The fourth proportional to 248,832,153.40, 372,576,383.70 and 248,832,153.40 is: 372,576,383.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,832,153.40 : 372,576,383.70 = 248,832,153.40 : x
  2. Step 2: Convert to fraction form
    248,832,153.40/372,576,383.70 = 248,832,153.40/x
  3. Step 3: Cross multiply
    248,832,153.40x = 372,576,383.70 × 248,832,153.40
  4. Step 4: Simplify right side
    248,832,153.40x = 92,708,983,862,055,664
  5. Step 5: Solve for x
    x = 92,708,983,862,055,664/248,832,153.40
  6. Step 6: Final answer
    x = 372,576,383.70

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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.