Home / 165,963,684.49-229,059,871.98-98,986,940.71

Finding the Fourth Proportional to 165,963,684.49, 229,059,871.98 and 98,986,940.71

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Solution

The fourth proportional to 165,963,684.49, 229,059,871.98 and 98,986,940.71 is: 136,619,863.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,963,684.49 : 229,059,871.98 = 98,986,940.71 : x
  2. Step 2: Convert to fraction form
    165,963,684.49/229,059,871.98 = 98,986,940.71/x
  3. Step 3: Cross multiply
    165,963,684.49x = 229,059,871.98 × 98,986,940.71
  4. Step 4: Simplify right side
    165,963,684.49x = 22,673,935,967,347,216
  5. Step 5: Solve for x
    x = 22,673,935,967,347,216/165,963,684.49
  6. Step 6: Final answer
    x = 136,619,863.78

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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.