Home / 188,070,906.54-282,128,795.73-90,956,830.26

Finding the Fourth Proportional to 188,070,906.54, 282,128,795.73 and 90,956,830.26

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Solution

The fourth proportional to 188,070,906.54, 282,128,795.73 and 90,956,830.26 is: 136,446,096.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,070,906.54 : 282,128,795.73 = 90,956,830.26 : x
  2. Step 2: Convert to fraction form
    188,070,906.54/282,128,795.73 = 90,956,830.26/x
  3. Step 3: Cross multiply
    188,070,906.54x = 282,128,795.73 × 90,956,830.26
  4. Step 4: Simplify right side
    188,070,906.54x = 25,661,540,984,671,828
  5. Step 5: Solve for x
    x = 25,661,540,984,671,828/188,070,906.54
  6. Step 6: Final answer
    x = 136,446,096.09

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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.