Home / 66,444,812.10-99,667,218.15-61,183,546.20

Finding the Fourth Proportional to 66,444,812.10, 99,667,218.15 and 61,183,546.20

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Solution

The fourth proportional to 66,444,812.10, 99,667,218.15 and 61,183,546.20 is: 91,775,319.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,444,812.10 : 99,667,218.15 = 61,183,546.20 : x
  2. Step 2: Convert to fraction form
    66,444,812.10/99,667,218.15 = 61,183,546.20/x
  3. Step 3: Cross multiply
    66,444,812.10x = 99,667,218.15 × 61,183,546.20
  4. Step 4: Simplify right side
    66,444,812.10x = 6,097,993,846,306,004
  5. Step 5: Solve for x
    x = 6,097,993,846,306,004/66,444,812.10
  6. Step 6: Final answer
    x = 91,775,319.30

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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.