Home / 201,066,172.96-277,472,431.44-112,963,885.60

Finding the Fourth Proportional to 201,066,172.96, 277,472,431.44 and 112,963,885.60

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Solution

The fourth proportional to 201,066,172.96, 277,472,431.44 and 112,963,885.60 is: 155,890,787.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,066,172.96 : 277,472,431.44 = 112,963,885.60 : x
  2. Step 2: Convert to fraction form
    201,066,172.96/277,472,431.44 = 112,963,885.60/x
  3. Step 3: Cross multiply
    201,066,172.96x = 277,472,431.44 × 112,963,885.60
  4. Step 4: Simplify right side
    201,066,172.96x = 31,344,364,002,342,000
  5. Step 5: Solve for x
    x = 31,344,364,002,342,000/201,066,172.96
  6. Step 6: Final answer
    x = 155,890,787.30

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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.