Home / 159,966,451.01-220,691,203.21-92,974,277.81

Finding the Fourth Proportional to 159,966,451.01, 220,691,203.21 and 92,974,277.81

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Solution

The fourth proportional to 159,966,451.01, 220,691,203.21 and 92,974,277.81 is: 128,268,178.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,966,451.01 : 220,691,203.21 = 92,974,277.81 : x
  2. Step 2: Convert to fraction form
    159,966,451.01/220,691,203.21 = 92,974,277.81/x
  3. Step 3: Cross multiply
    159,966,451.01x = 220,691,203.21 × 92,974,277.81
  4. Step 4: Simplify right side
    159,966,451.01x = 20,518,605,237,469,704
  5. Step 5: Solve for x
    x = 20,518,605,237,469,704/159,966,451.01
  6. Step 6: Final answer
    x = 128,268,178.16

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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.