Home / 189,752,170.24-261,858,218.88-102,832,042.24

Finding the Fourth Proportional to 189,752,170.24, 261,858,218.88 and 102,832,042.24

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Solution

The fourth proportional to 189,752,170.24, 261,858,218.88 and 102,832,042.24 is: 141,908,339.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,752,170.24 : 261,858,218.88 = 102,832,042.24 : x
  2. Step 2: Convert to fraction form
    189,752,170.24/261,858,218.88 = 102,832,042.24/x
  3. Step 3: Cross multiply
    189,752,170.24x = 261,858,218.88 × 102,832,042.24
  4. Step 4: Simplify right side
    189,752,170.24x = 26,927,415,424,759,324
  5. Step 5: Solve for x
    x = 26,927,415,424,759,324/189,752,170.24
  6. Step 6: Final answer
    x = 141,908,339.66

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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.