Home / 84,599,397,159.07-126,872,173,020.53-27,928,708,446.37

Finding the Fourth Proportional to 84,599,397,159.07, 126,872,173,020.53 and 27,928,708,446.37

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Solution

The fourth proportional to 84,599,397,159.07, 126,872,173,020.53 and 27,928,708,446.37 is: 41,884,174,701.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,599,397,159.07 : 126,872,173,020.53 = 27,928,708,446.37 : x
  2. Step 2: Convert to fraction form
    84,599,397,159.07/126,872,173,020.53 = 27,928,708,446.37/x
  3. Step 3: Cross multiply
    84,599,397,159.07x = 126,872,173,020.53 × 27,928,708,446.37
  4. Step 4: Simplify right side
    84,599,397,159.07x = 3,543,375,930,247,792,295,936
  5. Step 5: Solve for x
    x = 3,543,375,930,247,792,295,936/84,599,397,159.07
  6. Step 6: Final answer
    x = 41,884,174,701.45

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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.