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Finding the Third Proportional to 35,866,854 and 74,285,820

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Solution

The third proportional to 35,866,854 and 74,285,820 is: 153,857,459.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,866,854 : 74,285,820 = 74,285,820 : x
  2. Step 2: Convert to fraction form
    35,866,854/74,285,820 = 74,285,820/x
  3. Step 3: Cross multiply
    35,866,854x = 74,285,820 × 74,285,820
  4. Step 4: Simplify right side
    35,866,854x = 5,518,383,053,072,400
  5. Step 5: Solve for x
    x = 5,518,383,053,072,400/35,866,854
  6. Step 6: Final answer
    x = 153,857,459.96

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.