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Finding the Fourth Proportional to 66,103,276.55, 92,640,246.55 and 66,103,276.55

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Solution

The fourth proportional to 66,103,276.55, 92,640,246.55 and 66,103,276.55 is: 92,640,246.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,103,276.55 : 92,640,246.55 = 66,103,276.55 : x
  2. Step 2: Convert to fraction form
    66,103,276.55/92,640,246.55 = 66,103,276.55/x
  3. Step 3: Cross multiply
    66,103,276.55x = 92,640,246.55 × 66,103,276.55
  4. Step 4: Simplify right side
    66,103,276.55x = 6,123,823,837,354,833
  5. Step 5: Solve for x
    x = 6,123,823,837,354,833/66,103,276.55
  6. Step 6: Final answer
    x = 92,640,246.55

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.