Home / 304,718,907.69-420,547,991.04-180,959,584.82

Finding the Fourth Proportional to 304,718,907.69, 420,547,991.04 and 180,959,584.82

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Solution

The fourth proportional to 304,718,907.69, 420,547,991.04 and 180,959,584.82 is: 249,745,545.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,718,907.69 : 420,547,991.04 = 180,959,584.82 : x
  2. Step 2: Convert to fraction form
    304,718,907.69/420,547,991.04 = 180,959,584.82/x
  3. Step 3: Cross multiply
    304,718,907.69x = 420,547,991.04 × 180,959,584.82
  4. Step 4: Simplify right side
    304,718,907.69x = 76,102,189,853,380,736
  5. Step 5: Solve for x
    x = 76,102,189,853,380,736/304,718,907.69
  6. Step 6: Final answer
    x = 249,745,545.59

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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.