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Finding the Third Proportional to 889,614,781.88 and 1,852,862,161.50

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Solution

The third proportional to 889,614,781.88 and 1,852,862,161.50 is: 3,859,084,020.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,614,781.88 : 1,852,862,161.50 = 1,852,862,161.50 : x
  2. Step 2: Convert to fraction form
    889,614,781.88/1,852,862,161.50 = 1,852,862,161.50/x
  3. Step 3: Cross multiply
    889,614,781.88x = 1,852,862,161.50 × 1,852,862,161.50
  4. Step 4: Simplify right side
    889,614,781.88x = 3,433,098,189,518,452,224
  5. Step 5: Solve for x
    x = 3,433,098,189,518,452,224/889,614,781.88
  6. Step 6: Final answer
    x = 3,859,084,020.93

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.