Home / 201,066,168.96-277,472,425.92-112,963,881.60

Finding the Fourth Proportional to 201,066,168.96, 277,472,425.92 and 112,963,881.60

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Solution

The fourth proportional to 201,066,168.96, 277,472,425.92 and 112,963,881.60 is: 155,890,781.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,066,168.96 : 277,472,425.92 = 112,963,881.60 : x
  2. Step 2: Convert to fraction form
    201,066,168.96/277,472,425.92 = 112,963,881.60/x
  3. Step 3: Cross multiply
    201,066,168.96x = 277,472,425.92 × 112,963,881.60
  4. Step 4: Simplify right side
    201,066,168.96x = 31,344,362,268,891,652
  5. Step 5: Solve for x
    x = 31,344,362,268,891,652/201,066,168.96
  6. Step 6: Final answer
    x = 155,890,781.78

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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.