Home / 126,179,918-174,128,295.52-68,233,166

Finding the Fourth Proportional to 126,179,918, 174,128,295.52 and 68,233,166

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Solution

The fourth proportional to 126,179,918, 174,128,295.52 and 68,233,166 is: 94,161,773.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,179,918 : 174,128,295.52 = 68,233,166 : x
  2. Step 2: Convert to fraction form
    126,179,918/174,128,295.52 = 68,233,166/x
  3. Step 3: Cross multiply
    126,179,918x = 174,128,295.52 × 68,233,166
  4. Step 4: Simplify right side
    126,179,918x = 11,881,324,893,513,218
  5. Step 5: Solve for x
    x = 11,881,324,893,513,218/126,179,918
  6. Step 6: Final answer
    x = 94,161,773.77

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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.