Home / 1,080,922,121.36-1,491,674,725.51-585,885,165.20

Finding the Fourth Proportional to 1,080,922,121.36, 1,491,674,725.51 and 585,885,165.20

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Solution

The fourth proportional to 1,080,922,121.36, 1,491,674,725.51 and 585,885,165.20 is: 808,522,719.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,080,922,121.36 : 1,491,674,725.51 = 585,885,165.20 : x
  2. Step 2: Convert to fraction form
    1,080,922,121.36/1,491,674,725.51 = 585,885,165.20/x
  3. Step 3: Cross multiply
    1,080,922,121.36x = 1,491,674,725.51 × 585,885,165.20
  4. Step 4: Simplify right side
    1,080,922,121.36x = 873,950,092,971,168,000
  5. Step 5: Solve for x
    x = 873,950,092,971,168,000/1,080,922,121.36
  6. Step 6: Final answer
    x = 808,522,719.36

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Double scale
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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.