Home / 66,539,186.63-144,795,099.38

Finding the Third Proportional to 66,539,186.63 and 144,795,099.38

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Solution

The third proportional to 66,539,186.63 and 144,795,099.38 is: 315,086,821.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,539,186.63 : 144,795,099.38 = 144,795,099.38 : x
  2. Step 2: Convert to fraction form
    66,539,186.63/144,795,099.38 = 144,795,099.38/x
  3. Step 3: Cross multiply
    66,539,186.63x = 144,795,099.38 × 144,795,099.38
  4. Step 4: Simplify right side
    66,539,186.63x = 20,965,620,803,016,124
  5. Step 5: Solve for x
    x = 20,965,620,803,016,124/66,539,186.63
  6. Step 6: Final answer
    x = 315,086,821.26

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.