Home / 1,820,728,287.86-2,512,578,297.20-1,016,967,515.13

Finding the Fourth Proportional to 1,820,728,287.86, 2,512,578,297.20 and 1,016,967,515.13

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Solution

The fourth proportional to 1,820,728,287.86, 2,512,578,297.20 and 1,016,967,515.13 is: 1,403,400,235.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,820,728,287.86 : 2,512,578,297.20 = 1,016,967,515.13 : x
  2. Step 2: Convert to fraction form
    1,820,728,287.86/2,512,578,297.20 = 1,016,967,515.13/x
  3. Step 3: Cross multiply
    1,820,728,287.86x = 2,512,578,297.20 × 1,016,967,515.13
  4. Step 4: Simplify right side
    1,820,728,287.86x = 2,555,210,507,481,126,912
  5. Step 5: Solve for x
    x = 2,555,210,507,481,126,912/1,820,728,287.86
  6. Step 6: Final answer
    x = 1,403,400,235.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.