Home / 209,320,241.11-313,989,018.84-61,767,802.46

Finding the Fourth Proportional to 209,320,241.11, 313,989,018.84 and 61,767,802.46

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Solution

The fourth proportional to 209,320,241.11, 313,989,018.84 and 61,767,802.46 is: 92,654,258.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,320,241.11 : 313,989,018.84 = 61,767,802.46 : x
  2. Step 2: Convert to fraction form
    209,320,241.11/313,989,018.84 = 61,767,802.46/x
  3. Step 3: Cross multiply
    209,320,241.11x = 313,989,018.84 × 61,767,802.46
  4. Step 4: Simplify right side
    209,320,241.11x = 19,394,411,691,103,308
  5. Step 5: Solve for x
    x = 19,394,411,691,103,308/209,320,241.11
  6. Step 6: Final answer
    x = 92,654,258.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.