Home / 18,777,744,002.70-28,166,616,004.05-17,358,804,405.90

Finding the Fourth Proportional to 18,777,744,002.70, 28,166,616,004.05 and 17,358,804,405.90

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Solution

The fourth proportional to 18,777,744,002.70, 28,166,616,004.05 and 17,358,804,405.90 is: 26,038,206,608.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,777,744,002.70 : 28,166,616,004.05 = 17,358,804,405.90 : x
  2. Step 2: Convert to fraction form
    18,777,744,002.70/28,166,616,004.05 = 17,358,804,405.90/x
  3. Step 3: Cross multiply
    18,777,744,002.70x = 28,166,616,004.05 × 17,358,804,405.90
  4. Step 4: Simplify right side
    18,777,744,002.70x = 488,938,777,990,396,641,280
  5. Step 5: Solve for x
    x = 488,938,777,990,396,641,280/18,777,744,002.70
  6. Step 6: Final answer
    x = 26,038,206,608.85

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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.