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Finding the Third Proportional to 15,103,472,949 and 23,692,891,989.38

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Solution

The third proportional to 15,103,472,949 and 23,692,891,989.38 is: 37,167,155,707.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,103,472,949 : 23,692,891,989.38 = 23,692,891,989.38 : x
  2. Step 2: Convert to fraction form
    15,103,472,949/23,692,891,989.38 = 23,692,891,989.38/x
  3. Step 3: Cross multiply
    15,103,472,949x = 23,692,891,989.38 × 23,692,891,989.38
  4. Step 4: Simplify right side
    15,103,472,949x = 561,353,130,820,237,393,920
  5. Step 5: Solve for x
    x = 561,353,130,820,237,393,920/15,103,472,949
  6. Step 6: Final answer
    x = 37,167,155,707.55

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.