Home / 135,191,334.72-186,563,957.28-73,311,481.92

Finding the Fourth Proportional to 135,191,334.72, 186,563,957.28 and 73,311,481.92

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Solution

The fourth proportional to 135,191,334.72, 186,563,957.28 and 73,311,481.92 is: 101,169,799.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,191,334.72 : 186,563,957.28 = 73,311,481.92 : x
  2. Step 2: Convert to fraction form
    135,191,334.72/186,563,957.28 = 73,311,481.92/x
  3. Step 3: Cross multiply
    135,191,334.72x = 186,563,957.28 × 73,311,481.92
  4. Step 4: Simplify right side
    135,191,334.72x = 13,677,280,181,056,372
  5. Step 5: Solve for x
    x = 13,677,280,181,056,372/135,191,334.72
  6. Step 6: Final answer
    x = 101,169,799.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.