Home / 66,583,889.68-99,875,367.96-34,244,808.16

Finding the Fourth Proportional to 66,583,889.68, 99,875,367.96 and 34,244,808.16

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Solution

The fourth proportional to 66,583,889.68, 99,875,367.96 and 34,244,808.16 is: 51,366,972.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,583,889.68 : 99,875,367.96 = 34,244,808.16 : x
  2. Step 2: Convert to fraction form
    66,583,889.68/99,875,367.96 = 34,244,808.16/x
  3. Step 3: Cross multiply
    66,583,889.68x = 99,875,367.96 × 34,244,808.16
  4. Step 4: Simplify right side
    66,583,889.68x = 3,420,212,815,699,610
  5. Step 5: Solve for x
    x = 3,420,212,815,699,610/66,583,889.68
  6. Step 6: Final answer
    x = 51,366,972.28

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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.