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Finding the Third Proportional to 111,557,426 and 241,639,140

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Solution

The third proportional to 111,557,426 and 241,639,140 is: 523,402,843.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,557,426 : 241,639,140 = 241,639,140 : x
  2. Step 2: Convert to fraction form
    111,557,426/241,639,140 = 241,639,140/x
  3. Step 3: Cross multiply
    111,557,426x = 241,639,140 × 241,639,140
  4. Step 4: Simplify right side
    111,557,426x = 58,389,473,979,939,600
  5. Step 5: Solve for x
    x = 58,389,473,979,939,600/111,557,426
  6. Step 6: Final answer
    x = 523,402,843.48

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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.