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Finding the Third Proportional to 20,038,898,360 and 39,571,983,032

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Solution

The third proportional to 20,038,898,360 and 39,571,983,032 is: 78,145,106,230.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,038,898,360 : 39,571,983,032 = 39,571,983,032 : x
  2. Step 2: Convert to fraction form
    20,038,898,360/39,571,983,032 = 39,571,983,032/x
  3. Step 3: Cross multiply
    20,038,898,360x = 39,571,983,032 × 39,571,983,032
  4. Step 4: Simplify right side
    20,038,898,360x = 1,565,941,841,084,895,985,664
  5. Step 5: Solve for x
    x = 1,565,941,841,084,895,985,664/20,038,898,360
  6. Step 6: Final answer
    x = 78,145,106,230.53

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Why These Related Problems?

These problems maintain the same ratio (1.97) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.