Home / 248,034,383.36-342,284,732.64-136,522,840

Finding the Fourth Proportional to 248,034,383.36, 342,284,732.64 and 136,522,840

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Solution

The fourth proportional to 248,034,383.36, 342,284,732.64 and 136,522,840 is: 188,400,024.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,034,383.36 : 342,284,732.64 = 136,522,840 : x
  2. Step 2: Convert to fraction form
    248,034,383.36/342,284,732.64 = 136,522,840/x
  3. Step 3: Cross multiply
    248,034,383.36x = 342,284,732.64 × 136,522,840
  4. Step 4: Simplify right side
    248,034,383.36x = 46,729,683,788,653,496
  5. Step 5: Solve for x
    x = 46,729,683,788,653,496/248,034,383.36
  6. Step 6: Final answer
    x = 188,400,024.04

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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.