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Finding the Third Proportional to 67,803,715.13 and 147,166,272

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Solution

The third proportional to 67,803,715.13 and 147,166,272 is: 319,420,721.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,803,715.13 : 147,166,272 = 147,166,272 : x
  2. Step 2: Convert to fraction form
    67,803,715.13/147,166,272 = 147,166,272/x
  3. Step 3: Cross multiply
    67,803,715.13x = 147,166,272 × 147,166,272
  4. Step 4: Simplify right side
    67,803,715.13x = 21,657,911,614,377,984
  5. Step 5: Solve for x
    x = 21,657,911,614,377,984/67,803,715.13
  6. Step 6: Final answer
    x = 319,420,721.63

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.