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Finding the Third Proportional to 575,781,739.88 and 1,243,311,788.25

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Solution

The third proportional to 575,781,739.88 and 1,243,311,788.25 is: 2,684,739,886.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,781,739.88 : 1,243,311,788.25 = 1,243,311,788.25 : x
  2. Step 2: Convert to fraction form
    575,781,739.88/1,243,311,788.25 = 1,243,311,788.25/x
  3. Step 3: Cross multiply
    575,781,739.88x = 1,243,311,788.25 × 1,243,311,788.25
  4. Step 4: Simplify right side
    575,781,739.88x = 1,545,824,202,801,412,864
  5. Step 5: Solve for x
    x = 1,545,824,202,801,412,864/575,781,739.88
  6. Step 6: Final answer
    x = 2,684,739,886.22

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.