Home / 304,645,739-456,963,293.73-74,616,816.56

Finding the Fourth Proportional to 304,645,739, 456,963,293.73 and 74,616,816.56

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Solution

The fourth proportional to 304,645,739, 456,963,293.73 and 74,616,816.56 is: 111,923,923.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,645,739 : 456,963,293.73 = 74,616,816.56 : x
  2. Step 2: Convert to fraction form
    304,645,739/456,963,293.73 = 74,616,816.56/x
  3. Step 3: Cross multiply
    304,645,739x = 456,963,293.73 × 74,616,816.56
  4. Step 4: Simplify right side
    304,645,739x = 34,097,146,262,904,812
  5. Step 5: Solve for x
    x = 34,097,146,262,904,812/304,645,739
  6. Step 6: Final answer
    x = 111,923,923.09

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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.