Home / 165,968,896.80-248,654,746.80-142,081,024.80

Finding the Fourth Proportional to 165,968,896.80, 248,654,746.80 and 142,081,024.80

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Solution

The fourth proportional to 165,968,896.80, 248,654,746.80 and 142,081,024.80 is: 212,865,916.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,968,896.80 : 248,654,746.80 = 142,081,024.80 : x
  2. Step 2: Convert to fraction form
    165,968,896.80/248,654,746.80 = 142,081,024.80/x
  3. Step 3: Cross multiply
    165,968,896.80x = 248,654,746.80 × 142,081,024.80
  4. Step 4: Simplify right side
    165,968,896.80x = 35,329,121,246,728,524
  5. Step 5: Solve for x
    x = 35,329,121,246,728,524/165,968,896.80
  6. Step 6: Final answer
    x = 212,865,916.01

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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.