Home / 399,177,575.80-598,766,363.70-245,996,596.60

Finding the Fourth Proportional to 399,177,575.80, 598,766,363.70 and 245,996,596.60

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Solution

The fourth proportional to 399,177,575.80, 598,766,363.70 and 245,996,596.60 is: 368,994,894.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    399,177,575.80 : 598,766,363.70 = 245,996,596.60 : x
  2. Step 2: Convert to fraction form
    399,177,575.80/598,766,363.70 = 245,996,596.60/x
  3. Step 3: Cross multiply
    399,177,575.80x = 598,766,363.70 × 245,996,596.60
  4. Step 4: Simplify right side
    399,177,575.80x = 147,294,487,628,757,792
  5. Step 5: Solve for x
    x = 147,294,487,628,757,792/399,177,575.80
  6. Step 6: Final answer
    x = 368,994,894.90

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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.