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Finding the Third Proportional to 30,879,632 and 65,999,992

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Solution

The third proportional to 30,879,632 and 65,999,992 is: 141,063,823.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,879,632 : 65,999,992 = 65,999,992 : x
  2. Step 2: Convert to fraction form
    30,879,632/65,999,992 = 65,999,992/x
  3. Step 3: Cross multiply
    30,879,632x = 65,999,992 × 65,999,992
  4. Step 4: Simplify right side
    30,879,632x = 4,355,998,944,000,064
  5. Step 5: Solve for x
    x = 4,355,998,944,000,064/30,879,632
  6. Step 6: Final answer
    x = 141,063,823.04

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.