Home / 66,705,942.96-100,087,673.49-25,794,185.94

Finding the Fourth Proportional to 66,705,942.96, 100,087,673.49 and 25,794,185.94

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Solution

The fourth proportional to 66,705,942.96, 100,087,673.49 and 25,794,185.94 is: 38,702,399.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,705,942.96 : 100,087,673.49 = 25,794,185.94 : x
  2. Step 2: Convert to fraction form
    66,705,942.96/100,087,673.49 = 25,794,185.94/x
  3. Step 3: Cross multiply
    66,705,942.96x = 100,087,673.49 × 25,794,185.94
  4. Step 4: Simplify right side
    66,705,942.96x = 2,581,680,060,303,068.50
  5. Step 5: Solve for x
    x = 2,581,680,060,303,068.50/66,705,942.96
  6. Step 6: Final answer
    x = 38,702,399.60

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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.