Home / 525,453,545.80-788,180,318.70-331,961,782.60

Finding the Fourth Proportional to 525,453,545.80, 788,180,318.70 and 331,961,782.60

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Solution

The fourth proportional to 525,453,545.80, 788,180,318.70 and 331,961,782.60 is: 497,942,673.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,453,545.80 : 788,180,318.70 = 331,961,782.60 : x
  2. Step 2: Convert to fraction form
    525,453,545.80/788,180,318.70 = 331,961,782.60/x
  3. Step 3: Cross multiply
    525,453,545.80x = 788,180,318.70 × 331,961,782.60
  4. Step 4: Simplify right side
    525,453,545.80x = 261,645,743,605,888,160
  5. Step 5: Solve for x
    x = 261,645,743,605,888,160/525,453,545.80
  6. Step 6: Final answer
    x = 497,942,673.90

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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.