Home / 189,504,274.17-261,517,701.23-111,189,159.93

Finding the Fourth Proportional to 189,504,274.17, 261,517,701.23 and 111,189,159.93

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Solution

The fourth proportional to 189,504,274.17, 261,517,701.23 and 111,189,159.93 is: 153,442,098.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,504,274.17 : 261,517,701.23 = 111,189,159.93 : x
  2. Step 2: Convert to fraction form
    189,504,274.17/261,517,701.23 = 111,189,159.93/x
  3. Step 3: Cross multiply
    189,504,274.17x = 261,517,701.23 × 111,189,159.93
  4. Step 4: Simplify right side
    189,504,274.17x = 29,077,933,506,032,484
  5. Step 5: Solve for x
    x = 29,077,933,506,032,484/189,504,274.17
  6. Step 6: Final answer
    x = 153,442,098.51

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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.