Home / 304,483,514.45-420,191,281.01-165,255,945.17

Finding the Fourth Proportional to 304,483,514.45, 420,191,281.01 and 165,255,945.17

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Solution

The fourth proportional to 304,483,514.45, 420,191,281.01 and 165,255,945.17 is: 228,055,392.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,483,514.45 : 420,191,281.01 = 165,255,945.17 : x
  2. Step 2: Convert to fraction form
    304,483,514.45/420,191,281.01 = 165,255,945.17/x
  3. Step 3: Cross multiply
    304,483,514.45x = 420,191,281.01 × 165,255,945.17
  4. Step 4: Simplify right side
    304,483,514.45x = 69,439,107,293,812,800
  5. Step 5: Solve for x
    x = 69,439,107,293,812,800/304,483,514.45
  6. Step 6: Final answer
    x = 228,055,392.16

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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.