Home / 1,813,766,615.65-2,719,385,002.77-803,649,847.71

Finding the Fourth Proportional to 1,813,766,615.65, 2,719,385,002.77 and 803,649,847.71

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Solution

The fourth proportional to 1,813,766,615.65, 2,719,385,002.77 and 803,649,847.71 is: 1,204,914,306.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,813,766,615.65 : 2,719,385,002.77 = 803,649,847.71 : x
  2. Step 2: Convert to fraction form
    1,813,766,615.65/2,719,385,002.77 = 803,649,847.71/x
  3. Step 3: Cross multiply
    1,813,766,615.65x = 2,719,385,002.77 × 803,649,847.71
  4. Step 4: Simplify right side
    1,813,766,615.65x = 2,185,433,343,340,968,448
  5. Step 5: Solve for x
    x = 2,185,433,343,340,968,448/1,813,766,615.65
  6. Step 6: Final answer
    x = 1,204,914,306.22

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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.