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Finding the Third Proportional to 35,208,780 and 75,623,706

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Solution

The third proportional to 35,208,780 and 75,623,706 is: 162,429,510.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,208,780 : 75,623,706 = 75,623,706 : x
  2. Step 2: Convert to fraction form
    35,208,780/75,623,706 = 75,623,706/x
  3. Step 3: Cross multiply
    35,208,780x = 75,623,706 × 75,623,706
  4. Step 4: Simplify right side
    35,208,780x = 5,718,944,909,174,436
  5. Step 5: Solve for x
    x = 5,718,944,909,174,436/35,208,780
  6. Step 6: Final answer
    x = 162,429,510.74

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.