Home / 304,486,126.61-420,191,269.49-165,256,890.17

Finding the Fourth Proportional to 304,486,126.61, 420,191,269.49 and 165,256,890.17

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Solution

The fourth proportional to 304,486,126.61, 420,191,269.49 and 165,256,890.17 is: 228,054,733.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,486,126.61 : 420,191,269.49 = 165,256,890.17 : x
  2. Step 2: Convert to fraction form
    304,486,126.61/420,191,269.49 = 165,256,890.17/x
  3. Step 3: Cross multiply
    304,486,126.61x = 420,191,269.49 × 165,256,890.17
  4. Step 4: Simplify right side
    304,486,126.61x = 69,439,502,471,675,512
  5. Step 5: Solve for x
    x = 69,439,502,471,675,512/304,486,126.61
  6. Step 6: Final answer
    x = 228,054,733.54

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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.