Home / 1,920,062,682.65-2,880,095,136.61-539,877,190.59

Finding the Fourth Proportional to 1,920,062,682.65, 2,880,095,136.61 and 539,877,190.59

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Solution

The fourth proportional to 1,920,062,682.65, 2,880,095,136.61 and 539,877,190.59 is: 809,816,098.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,920,062,682.65 : 2,880,095,136.61 = 539,877,190.59 : x
  2. Step 2: Convert to fraction form
    1,920,062,682.65/2,880,095,136.61 = 539,877,190.59/x
  3. Step 3: Cross multiply
    1,920,062,682.65x = 2,880,095,136.61 × 539,877,190.59
  4. Step 4: Simplify right side
    1,920,062,682.65x = 1,554,897,670,984,929,280
  5. Step 5: Solve for x
    x = 1,554,897,670,984,929,280/1,920,062,682.65
  6. Step 6: Final answer
    x = 809,816,098.73

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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.