Home / 127,878,513.75-186,962,860.13

Finding the Third Proportional to 127,878,513.75 and 186,962,860.13

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Solution

The third proportional to 127,878,513.75 and 186,962,860.13 is: 273,346,241.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,878,513.75 : 186,962,860.13 = 186,962,860.13 : x
  2. Step 2: Convert to fraction form
    127,878,513.75/186,962,860.13 = 186,962,860.13/x
  3. Step 3: Cross multiply
    127,878,513.75x = 186,962,860.13 × 186,962,860.13
  4. Step 4: Simplify right side
    127,878,513.75x = 34,955,111,066,120,316
  5. Step 5: Solve for x
    x = 34,955,111,066,120,316/127,878,513.75
  6. Step 6: Final answer
    x = 273,346,241.22

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.