Home / 135,636,439,278.60-203,460,273,736.86-40,022,456,290.29

Finding the Fourth Proportional to 135,636,439,278.60, 203,460,273,736.86 and 40,022,456,290.29

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Solution

The fourth proportional to 135,636,439,278.60, 203,460,273,736.86 and 40,022,456,290.29 is: 60,035,341,208.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,636,439,278.60 : 203,460,273,736.86 = 40,022,456,290.29 : x
  2. Step 2: Convert to fraction form
    135,636,439,278.60/203,460,273,736.86 = 40,022,456,290.29/x
  3. Step 3: Cross multiply
    135,636,439,278.60x = 203,460,273,736.86 × 40,022,456,290.29
  4. Step 4: Simplify right side
    135,636,439,278.60x = 8,142,979,912,443,916,976,128
  5. Step 5: Solve for x
    x = 8,142,979,912,443,916,976,128/135,636,439,278.60
  6. Step 6: Final answer
    x = 60,035,341,208.85

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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.