Home / 629,614,016.16-868,868,501.76-351,173,486.80

Finding the Fourth Proportional to 629,614,016.16, 868,868,501.76 and 351,173,486.80

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Solution

The fourth proportional to 629,614,016.16, 868,868,501.76 and 351,173,486.80 is: 484,620,058.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,614,016.16 : 868,868,501.76 = 351,173,486.80 : x
  2. Step 2: Convert to fraction form
    629,614,016.16/868,868,501.76 = 351,173,486.80/x
  3. Step 3: Cross multiply
    629,614,016.16x = 868,868,501.76 × 351,173,486.80
  4. Step 4: Simplify right side
    629,614,016.16x = 305,123,581,333,751,168
  5. Step 5: Solve for x
    x = 305,123,581,333,751,168/629,614,016.16
  6. Step 6: Final answer
    x = 484,620,058.48

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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.