Home / 118,504,155.06-163,535,973.13-66,294,062.62

Finding the Fourth Proportional to 118,504,155.06, 163,535,973.13 and 66,294,062.62

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Solution

The fourth proportional to 118,504,155.06, 163,535,973.13 and 66,294,062.62 is: 91,485,940.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,504,155.06 : 163,535,973.13 = 66,294,062.62 : x
  2. Step 2: Convert to fraction form
    118,504,155.06/163,535,973.13 = 66,294,062.62/x
  3. Step 3: Cross multiply
    118,504,155.06x = 163,535,973.13 × 66,294,062.62
  4. Step 4: Simplify right side
    118,504,155.06x = 10,841,464,042,976,884
  5. Step 5: Solve for x
    x = 10,841,464,042,976,884/118,504,155.06
  6. Step 6: Final answer
    x = 91,485,940.20

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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.