Home / 1,324,595,892.11-1,827,859,968.72-729,847,093.68

Finding the Fourth Proportional to 1,324,595,892.11, 1,827,859,968.72 and 729,847,093.68

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Solution

The fourth proportional to 1,324,595,892.11, 1,827,859,968.72 and 729,847,093.68 is: 1,007,143,607.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,324,595,892.11 : 1,827,859,968.72 = 729,847,093.68 : x
  2. Step 2: Convert to fraction form
    1,324,595,892.11/1,827,859,968.72 = 729,847,093.68/x
  3. Step 3: Cross multiply
    1,324,595,892.11x = 1,827,859,968.72 × 729,847,093.68
  4. Step 4: Simplify right side
    1,324,595,892.11x = 1,334,058,285,824,307,712
  5. Step 5: Solve for x
    x = 1,334,058,285,824,307,712/1,324,595,892.11
  6. Step 6: Final answer
    x = 1,007,143,607.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.