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Finding the Third Proportional to 97,128,806,618 and 216,590,674,036

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Solution

The third proportional to 97,128,806,618 and 216,590,674,036 is: 482,982,564,213.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,128,806,618 : 216,590,674,036 = 216,590,674,036 : x
  2. Step 2: Convert to fraction form
    97,128,806,618/216,590,674,036 = 216,590,674,036/x
  3. Step 3: Cross multiply
    97,128,806,618x = 216,590,674,036 × 216,590,674,036
  4. Step 4: Simplify right side
    97,128,806,618x = 46,911,520,079,368,800,960,512
  5. Step 5: Solve for x
    x = 46,911,520,079,368,800,960,512/97,128,806,618
  6. Step 6: Final answer
    x = 482,982,564,213.60

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Why These Related Problems?

These problems maintain the same ratio (2.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.