Home / 304,238,772.14-419,859,009.48-172,077,182.52

Finding the Fourth Proportional to 304,238,772.14, 419,859,009.48 and 172,077,182.52

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Solution

The fourth proportional to 304,238,772.14, 419,859,009.48 and 172,077,182.52 is: 237,471,887.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,238,772.14 : 419,859,009.48 = 172,077,182.52 : x
  2. Step 2: Convert to fraction form
    304,238,772.14/419,859,009.48 = 172,077,182.52/x
  3. Step 3: Cross multiply
    304,238,772.14x = 419,859,009.48 × 172,077,182.52
  4. Step 4: Simplify right side
    304,238,772.14x = 72,248,155,406,956,384
  5. Step 5: Solve for x
    x = 72,248,155,406,956,384/304,238,772.14
  6. Step 6: Final answer
    x = 237,471,887.29

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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.