Home / 434,446,219.80-651,669,329.70-259,850,136.60

Finding the Fourth Proportional to 434,446,219.80, 651,669,329.70 and 259,850,136.60

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Solution

The fourth proportional to 434,446,219.80, 651,669,329.70 and 259,850,136.60 is: 389,775,204.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,446,219.80 : 651,669,329.70 = 259,850,136.60 : x
  2. Step 2: Convert to fraction form
    434,446,219.80/651,669,329.70 = 259,850,136.60/x
  3. Step 3: Cross multiply
    434,446,219.80x = 651,669,329.70 × 259,850,136.60
  4. Step 4: Simplify right side
    434,446,219.80x = 169,336,364,340,575,456
  5. Step 5: Solve for x
    x = 169,336,364,340,575,456/434,446,219.80
  6. Step 6: Final answer
    x = 389,775,204.90

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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.