Home / 66,100,511.48-99,150,767.21-64,966,770.68

Finding the Fourth Proportional to 66,100,511.48, 99,150,767.21 and 64,966,770.68

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Solution

The fourth proportional to 66,100,511.48, 99,150,767.21 and 64,966,770.68 is: 97,450,156.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,100,511.48 : 99,150,767.21 = 64,966,770.68 : x
  2. Step 2: Convert to fraction form
    66,100,511.48/99,150,767.21 = 64,966,770.68/x
  3. Step 3: Cross multiply
    66,100,511.48x = 99,150,767.21 × 64,966,770.68
  4. Step 4: Simplify right side
    66,100,511.48x = 6,441,505,155,744,797
  5. Step 5: Solve for x
    x = 6,441,505,155,744,797/66,100,511.48
  6. Step 6: Final answer
    x = 97,450,156.01

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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.