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Finding the Third Proportional to 19,490,735,792 and 28,882,149,856

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Solution

The third proportional to 19,490,735,792 and 28,882,149,856 is: 42,798,721,875.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,490,735,792 : 28,882,149,856 = 28,882,149,856 : x
  2. Step 2: Convert to fraction form
    19,490,735,792/28,882,149,856 = 28,882,149,856/x
  3. Step 3: Cross multiply
    19,490,735,792x = 28,882,149,856 × 28,882,149,856
  4. Step 4: Simplify right side
    19,490,735,792x = 834,178,580,304,440,852,480
  5. Step 5: Solve for x
    x = 834,178,580,304,440,852,480/19,490,735,792
  6. Step 6: Final answer
    x = 42,798,721,875.18

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.