Home / 423,028,549.49-633,058,295.45-339,825,854.35

Finding the Fourth Proportional to 423,028,549.49, 633,058,295.45 and 339,825,854.35

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Solution

The fourth proportional to 423,028,549.49, 633,058,295.45 and 339,825,854.35 is: 508,546,234.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,028,549.49 : 633,058,295.45 = 339,825,854.35 : x
  2. Step 2: Convert to fraction form
    423,028,549.49/633,058,295.45 = 339,825,854.35/x
  3. Step 3: Cross multiply
    423,028,549.49x = 633,058,295.45 × 339,825,854.35
  4. Step 4: Simplify right side
    423,028,549.49x = 215,129,576,103,736,832
  5. Step 5: Solve for x
    x = 215,129,576,103,736,832/423,028,549.49
  6. Step 6: Final answer
    x = 508,546,234.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.