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Finding the Fourth Proportional to 95,696,692.80, 143,545,039.20 and 44,583,878.40

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Solution

The fourth proportional to 95,696,692.80, 143,545,039.20 and 44,583,878.40 is: 66,875,817.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,696,692.80 : 143,545,039.20 = 44,583,878.40 : x
  2. Step 2: Convert to fraction form
    95,696,692.80/143,545,039.20 = 44,583,878.40/x
  3. Step 3: Cross multiply
    95,696,692.80x = 143,545,039.20 × 44,583,878.40
  4. Step 4: Simplify right side
    95,696,692.80x = 6,399,794,572,616,033
  5. Step 5: Solve for x
    x = 6,399,794,572,616,033/95,696,692.80
  6. Step 6: Final answer
    x = 66,875,817.60

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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.