Home / 66,544,465.20-99,648,736.20-43,701,687.60

Finding the Fourth Proportional to 66,544,465.20, 99,648,736.20 and 43,701,687.60

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Solution

The fourth proportional to 66,544,465.20, 99,648,736.20 and 43,701,687.60 is: 65,442,226.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,544,465.20 : 99,648,736.20 = 43,701,687.60 : x
  2. Step 2: Convert to fraction form
    66,544,465.20/99,648,736.20 = 43,701,687.60/x
  3. Step 3: Cross multiply
    66,544,465.20x = 99,648,736.20 × 43,701,687.60
  4. Step 4: Simplify right side
    66,544,465.20x = 4,354,817,939,147,211.50
  5. Step 5: Solve for x
    x = 4,354,817,939,147,211.50/66,544,465.20
  6. Step 6: Final answer
    x = 65,442,226.13

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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.