Home / 304,893,949.77-457,340,019.75-86,544,476.73

Finding the Fourth Proportional to 304,893,949.77, 457,340,019.75 and 86,544,476.73

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Solution

The fourth proportional to 304,893,949.77, 457,340,019.75 and 86,544,476.73 is: 129,816,458.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,893,949.77 : 457,340,019.75 = 86,544,476.73 : x
  2. Step 2: Convert to fraction form
    304,893,949.77/457,340,019.75 = 86,544,476.73/x
  3. Step 3: Cross multiply
    304,893,949.77x = 457,340,019.75 × 86,544,476.73
  4. Step 4: Simplify right side
    304,893,949.77x = 39,580,252,696,951,616
  5. Step 5: Solve for x
    x = 39,580,252,696,951,616/304,893,949.77
  6. Step 6: Final answer
    x = 129,816,458.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.