Home / 66,541,845.18-92,297,534.76-64,772,146.62

Finding the Fourth Proportional to 66,541,845.18, 92,297,534.76 and 64,772,146.62

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Solution

The fourth proportional to 66,541,845.18, 92,297,534.76 and 64,772,146.62 is: 89,842,856.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,541,845.18 : 92,297,534.76 = 64,772,146.62 : x
  2. Step 2: Convert to fraction form
    66,541,845.18/92,297,534.76 = 64,772,146.62/x
  3. Step 3: Cross multiply
    66,541,845.18x = 92,297,534.76 × 64,772,146.62
  4. Step 4: Simplify right side
    66,541,845.18x = 5,978,309,454,139,267
  5. Step 5: Solve for x
    x = 5,978,309,454,139,267/66,541,845.18
  6. Step 6: Final answer
    x = 89,842,856.60

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.