Home / 118,504,345.19-163,536,236.42-66,294,252.77

Finding the Fourth Proportional to 118,504,345.19, 163,536,236.42 and 66,294,252.77

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Solution

The fourth proportional to 118,504,345.19, 163,536,236.42 and 66,294,252.77 is: 91,486,203.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,504,345.19 : 163,536,236.42 = 66,294,252.77 : x
  2. Step 2: Convert to fraction form
    118,504,345.19/163,536,236.42 = 66,294,252.77/x
  3. Step 3: Cross multiply
    118,504,345.19x = 163,536,236.42 × 66,294,252.77
  4. Step 4: Simplify right side
    118,504,345.19x = 10,841,512,593,132,806
  5. Step 5: Solve for x
    x = 10,841,512,593,132,806/118,504,345.19
  6. Step 6: Final answer
    x = 91,486,203.11

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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.