Home / 304,758,554.49-420,559,651.70-179,318,875.28

Finding the Fourth Proportional to 304,758,554.49, 420,559,651.70 and 179,318,875.28

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Solution

The fourth proportional to 304,758,554.49, 420,559,651.70 and 179,318,875.28 is: 247,455,838.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,758,554.49 : 420,559,651.70 = 179,318,875.28 : x
  2. Step 2: Convert to fraction form
    304,758,554.49/420,559,651.70 = 179,318,875.28/x
  3. Step 3: Cross multiply
    304,758,554.49x = 420,559,651.70 × 179,318,875.28
  4. Step 4: Simplify right side
    304,758,554.49x = 75,414,283,728,665,600
  5. Step 5: Solve for x
    x = 75,414,283,728,665,600/304,758,554.49
  6. Step 6: Final answer
    x = 247,455,838.79

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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.