Home / 349,692,031.56-482,792,789.87-222,604,417.35

Finding the Fourth Proportional to 349,692,031.56, 482,792,789.87 and 222,604,417.35

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Solution

The fourth proportional to 349,692,031.56, 482,792,789.87 and 222,604,417.35 is: 307,332,732.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,692,031.56 : 482,792,789.87 = 222,604,417.35 : x
  2. Step 2: Convert to fraction form
    349,692,031.56/482,792,789.87 = 222,604,417.35/x
  3. Step 3: Cross multiply
    349,692,031.56x = 482,792,789.87 × 222,604,417.35
  4. Step 4: Simplify right side
    349,692,031.56x = 107,471,807,686,265,344
  5. Step 5: Solve for x
    x = 107,471,807,686,265,344/349,692,031.56
  6. Step 6: Final answer
    x = 307,332,732.77

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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.