Home / 89,072,046.40-133,608,069.60-55,059,822.40

Finding the Fourth Proportional to 89,072,046.40, 133,608,069.60 and 55,059,822.40

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Solution

The fourth proportional to 89,072,046.40, 133,608,069.60 and 55,059,822.40 is: 82,589,733.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,072,046.40 : 133,608,069.60 = 55,059,822.40 : x
  2. Step 2: Convert to fraction form
    89,072,046.40/133,608,069.60 = 55,059,822.40/x
  3. Step 3: Cross multiply
    89,072,046.40x = 133,608,069.60 × 55,059,822.40
  4. Step 4: Simplify right side
    89,072,046.40x = 7,356,436,583,382,839
  5. Step 5: Solve for x
    x = 7,356,436,583,382,839/89,072,046.40
  6. Step 6: Final answer
    x = 82,589,733.60

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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.