Home / 30,362,208.75-66,115,369.13

Finding the Third Proportional to 30,362,208.75 and 66,115,369.13

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Solution

The third proportional to 30,362,208.75 and 66,115,369.13 is: 143,969,830.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,362,208.75 : 66,115,369.13 = 66,115,369.13 : x
  2. Step 2: Convert to fraction form
    30,362,208.75/66,115,369.13 = 66,115,369.13/x
  3. Step 3: Cross multiply
    30,362,208.75x = 66,115,369.13 × 66,115,369.13
  4. Step 4: Simplify right side
    30,362,208.75x = 4,371,242,034,535,003.50
  5. Step 5: Solve for x
    x = 4,371,242,034,535,003.50/30,362,208.75
  6. Step 6: Final answer
    x = 143,969,830.08

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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.