Home / 404,756,112.30-558,563,621.76-219,117,127.92

Finding the Fourth Proportional to 404,756,112.30, 558,563,621.76 and 219,117,127.92

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Solution

The fourth proportional to 404,756,112.30, 558,563,621.76 and 219,117,127.92 is: 302,381,737.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,756,112.30 : 558,563,621.76 = 219,117,127.92 : x
  2. Step 2: Convert to fraction form
    404,756,112.30/558,563,621.76 = 219,117,127.92/x
  3. Step 3: Cross multiply
    404,756,112.30x = 558,563,621.76 × 219,117,127.92
  4. Step 4: Simplify right side
    404,756,112.30x = 122,390,856,560,644,400
  5. Step 5: Solve for x
    x = 122,390,856,560,644,400/404,756,112.30
  6. Step 6: Final answer
    x = 302,381,737.65

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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.