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Finding the Fourth Proportional to 110,093,269.80, 165,193,048.80 and 77,675,368.80

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Solution

The fourth proportional to 110,093,269.80, 165,193,048.80 and 77,675,368.80 is: 116,550,548.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,093,269.80 : 165,193,048.80 = 77,675,368.80 : x
  2. Step 2: Convert to fraction form
    110,093,269.80/165,193,048.80 = 77,675,368.80/x
  3. Step 3: Cross multiply
    110,093,269.80x = 165,193,048.80 × 77,675,368.80
  4. Step 4: Simplify right side
    110,093,269.80x = 12,831,430,988,736,398
  5. Step 5: Solve for x
    x = 12,831,430,988,736,398/110,093,269.80
  6. Step 6: Final answer
    x = 116,550,548.57

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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.