Home / 358,852,118.92-495,216,141.06-193,839,761.32

Finding the Fourth Proportional to 358,852,118.92, 495,216,141.06 and 193,839,761.32

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Solution

The fourth proportional to 358,852,118.92, 495,216,141.06 and 193,839,761.32 is: 267,498,987.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,852,118.92 : 495,216,141.06 = 193,839,761.32 : x
  2. Step 2: Convert to fraction form
    358,852,118.92/495,216,141.06 = 193,839,761.32/x
  3. Step 3: Cross multiply
    358,852,118.92x = 495,216,141.06 × 193,839,761.32
  4. Step 4: Simplify right side
    358,852,118.92x = 95,992,578,584,881,856
  5. Step 5: Solve for x
    x = 95,992,578,584,881,856/358,852,118.92
  6. Step 6: Final answer
    x = 267,498,987.81

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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.