Home / 1,592,397,079.20-2,388,595,618.80-1,320,299,287.20

Finding the Fourth Proportional to 1,592,397,079.20, 2,388,595,618.80 and 1,320,299,287.20

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Solution

The fourth proportional to 1,592,397,079.20, 2,388,595,618.80 and 1,320,299,287.20 is: 1,980,448,930.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,592,397,079.20 : 2,388,595,618.80 = 1,320,299,287.20 : x
  2. Step 2: Convert to fraction form
    1,592,397,079.20/2,388,595,618.80 = 1,320,299,287.20/x
  3. Step 3: Cross multiply
    1,592,397,079.20x = 2,388,595,618.80 × 1,320,299,287.20
  4. Step 4: Simplify right side
    1,592,397,079.20x = 3,153,661,092,910,683,136
  5. Step 5: Solve for x
    x = 3,153,661,092,910,683,136/1,592,397,079.20
  6. Step 6: Final answer
    x = 1,980,448,930.80

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1.5x scale

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.