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Finding the Third Proportional to 43,385,448 and 57,578,935.50

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Solution

The third proportional to 43,385,448 and 57,578,935.50 is: 76,415,802.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,385,448 : 57,578,935.50 = 57,578,935.50 : x
  2. Step 2: Convert to fraction form
    43,385,448/57,578,935.50 = 57,578,935.50/x
  3. Step 3: Cross multiply
    43,385,448x = 57,578,935.50 × 57,578,935.50
  4. Step 4: Simplify right side
    43,385,448x = 3,315,333,813,313,160
  5. Step 5: Solve for x
    x = 3,315,333,813,313,160/43,385,448
  6. Step 6: Final answer
    x = 76,415,802.21

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Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.