Home / 189,179,327.04-261,067,355.83-102,259,199.04

Finding the Fourth Proportional to 189,179,327.04, 261,067,355.83 and 102,259,199.04

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Solution

The fourth proportional to 189,179,327.04, 261,067,355.83 and 102,259,199.04 is: 141,117,632.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,179,327.04 : 261,067,355.83 = 102,259,199.04 : x
  2. Step 2: Convert to fraction form
    189,179,327.04/261,067,355.83 = 102,259,199.04/x
  3. Step 3: Cross multiply
    189,179,327.04x = 261,067,355.83 × 102,259,199.04
  4. Step 4: Simplify right side
    189,179,327.04x = 26,696,538,702,666,476
  5. Step 5: Solve for x
    x = 26,696,538,702,666,476/189,179,327.04
  6. Step 6: Final answer
    x = 141,117,632.25

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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.