Home / 171,365,146.64-236,321,768.04-112,523,993.36

Finding the Fourth Proportional to 171,365,146.64, 236,321,768.04 and 112,523,993.36

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Solution

The fourth proportional to 171,365,146.64, 236,321,768.04 and 112,523,993.36 is: 155,176,648.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,365,146.64 : 236,321,768.04 = 112,523,993.36 : x
  2. Step 2: Convert to fraction form
    171,365,146.64/236,321,768.04 = 112,523,993.36/x
  3. Step 3: Cross multiply
    171,365,146.64x = 236,321,768.04 × 112,523,993.36
  4. Step 4: Simplify right side
    171,365,146.64x = 26,591,869,057,756,420
  5. Step 5: Solve for x
    x = 26,591,869,057,756,420/171,365,146.64
  6. Step 6: Final answer
    x = 155,176,648.11

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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.