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Finding the Third Proportional to 66,079,498 and 141,724,664

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Solution

The third proportional to 66,079,498 and 141,724,664 is: 303,965,390.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,079,498 : 141,724,664 = 141,724,664 : x
  2. Step 2: Convert to fraction form
    66,079,498/141,724,664 = 141,724,664/x
  3. Step 3: Cross multiply
    66,079,498x = 141,724,664 × 141,724,664
  4. Step 4: Simplify right side
    66,079,498x = 20,085,880,385,912,896
  5. Step 5: Solve for x
    x = 20,085,880,385,912,896/66,079,498
  6. Step 6: Final answer
    x = 303,965,390.08

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.