Home / 193,565,890.72-267,120,784.08-106,645,762.72

Finding the Fourth Proportional to 193,565,890.72, 267,120,784.08 and 106,645,762.72

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Solution

The fourth proportional to 193,565,890.72, 267,120,784.08 and 106,645,762.72 is: 147,171,072.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,565,890.72 : 267,120,784.08 = 106,645,762.72 : x
  2. Step 2: Convert to fraction form
    193,565,890.72/267,120,784.08 = 106,645,762.72/x
  3. Step 3: Cross multiply
    193,565,890.72x = 267,120,784.08 × 106,645,762.72
  4. Step 4: Simplify right side
    193,565,890.72x = 28,487,299,756,576,036
  5. Step 5: Solve for x
    x = 28,487,299,756,576,036/193,565,890.72
  6. Step 6: Final answer
    x = 147,171,072.60

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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.