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Finding the Fourth Proportional to 94,745,415.60, 142,118,123.40 and 94,745,415.60

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Solution

The fourth proportional to 94,745,415.60, 142,118,123.40 and 94,745,415.60 is: 142,118,123.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,745,415.60 : 142,118,123.40 = 94,745,415.60 : x
  2. Step 2: Convert to fraction form
    94,745,415.60/142,118,123.40 = 94,745,415.60/x
  3. Step 3: Cross multiply
    94,745,415.60x = 142,118,123.40 × 94,745,415.60
  4. Step 4: Simplify right side
    94,745,415.60x = 13,465,040,665,825,084
  5. Step 5: Solve for x
    x = 13,465,040,665,825,084/94,745,415.60
  6. Step 6: Final answer
    x = 142,118,123.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.