Home / 325,458,853.35-449,136,595.53-176,782,869.96

Finding the Fourth Proportional to 325,458,853.35, 449,136,595.53 and 176,782,869.96

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Solution

The fourth proportional to 325,458,853.35, 449,136,595.53 and 176,782,869.96 is: 243,962,195.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,458,853.35 : 449,136,595.53 = 176,782,869.96 : x
  2. Step 2: Convert to fraction form
    325,458,853.35/449,136,595.53 = 176,782,869.96/x
  3. Step 3: Cross multiply
    325,458,853.35x = 449,136,595.53 × 176,782,869.96
  4. Step 4: Simplify right side
    325,458,853.35x = 79,399,656,361,857,104
  5. Step 5: Solve for x
    x = 79,399,656,361,857,104/325,458,853.35
  6. Step 6: Final answer
    x = 243,962,195.36

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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.