Home / 559,920,382.20-839,880,573.30-505,500,823.80

Finding the Fourth Proportional to 559,920,382.20, 839,880,573.30 and 505,500,823.80

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Solution

The fourth proportional to 559,920,382.20, 839,880,573.30 and 505,500,823.80 is: 758,251,235.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,920,382.20 : 839,880,573.30 = 505,500,823.80 : x
  2. Step 2: Convert to fraction form
    559,920,382.20/839,880,573.30 = 505,500,823.80/x
  3. Step 3: Cross multiply
    559,920,382.20x = 839,880,573.30 × 505,500,823.80
  4. Step 4: Simplify right side
    559,920,382.20x = 424,560,321,696,766,272
  5. Step 5: Solve for x
    x = 424,560,321,696,766,272/559,920,382.20
  6. Step 6: Final answer
    x = 758,251,235.70

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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.