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Finding the Third Proportional to 968,982,155 and 2,125,561,342

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Solution

The third proportional to 968,982,155 and 2,125,561,342 is: 4,662,635,937.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,982,155 : 2,125,561,342 = 2,125,561,342 : x
  2. Step 2: Convert to fraction form
    968,982,155/2,125,561,342 = 2,125,561,342/x
  3. Step 3: Cross multiply
    968,982,155x = 2,125,561,342 × 2,125,561,342
  4. Step 4: Simplify right side
    968,982,155x = 4,518,011,018,604,840,960
  5. Step 5: Solve for x
    x = 4,518,011,018,604,840,960/968,982,155
  6. Step 6: Final answer
    x = 4,662,635,937.40

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.