Home / 827,943,074.80-1,241,914,612.20-704,837,719.60

Finding the Fourth Proportional to 827,943,074.80, 1,241,914,612.20 and 704,837,719.60

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Solution

The fourth proportional to 827,943,074.80, 1,241,914,612.20 and 704,837,719.60 is: 1,057,256,579.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,943,074.80 : 1,241,914,612.20 = 704,837,719.60 : x
  2. Step 2: Convert to fraction form
    827,943,074.80/1,241,914,612.20 = 704,837,719.60/x
  3. Step 3: Cross multiply
    827,943,074.80x = 1,241,914,612.20 × 704,837,719.60
  4. Step 4: Simplify right side
    827,943,074.80x = 875,348,263,200,966,400
  5. Step 5: Solve for x
    x = 875,348,263,200,966,400/827,943,074.80
  6. Step 6: Final answer
    x = 1,057,256,579.40

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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.