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Finding the Third Proportional to 21,502,723,454 and 29,897,818,189

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Solution

The third proportional to 21,502,723,454 and 29,897,818,189 is: 41,570,526,374.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,502,723,454 : 29,897,818,189 = 29,897,818,189 : x
  2. Step 2: Convert to fraction form
    21,502,723,454/29,897,818,189 = 29,897,818,189/x
  3. Step 3: Cross multiply
    21,502,723,454x = 29,897,818,189 × 29,897,818,189
  4. Step 4: Simplify right side
    21,502,723,454x = 893,879,532,462,499,299,328
  5. Step 5: Solve for x
    x = 893,879,532,462,499,299,328/21,502,723,454
  6. Step 6: Final answer
    x = 41,570,526,374.24

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.