Home / 62,815,290.75-138,030,189.75

Finding the Third Proportional to 62,815,290.75 and 138,030,189.75

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Solution

The third proportional to 62,815,290.75 and 138,030,189.75 is: 303,307,252.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,815,290.75 : 138,030,189.75 = 138,030,189.75 : x
  2. Step 2: Convert to fraction form
    62,815,290.75/138,030,189.75 = 138,030,189.75/x
  3. Step 3: Cross multiply
    62,815,290.75x = 138,030,189.75 × 138,030,189.75
  4. Step 4: Simplify right side
    62,815,290.75x = 19,052,333,282,421,004
  5. Step 5: Solve for x
    x = 19,052,333,282,421,004/62,815,290.75
  6. Step 6: Final answer
    x = 303,307,252.98

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.