Home / 773,347,010.22-1,067,309,749.17-434,311,203.51

Finding the Fourth Proportional to 773,347,010.22, 1,067,309,749.17 and 434,311,203.51

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Solution

The fourth proportional to 773,347,010.22, 1,067,309,749.17 and 434,311,203.51 is: 599,400,496.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,347,010.22 : 1,067,309,749.17 = 434,311,203.51 : x
  2. Step 2: Convert to fraction form
    773,347,010.22/1,067,309,749.17 = 434,311,203.51/x
  3. Step 3: Cross multiply
    773,347,010.22x = 1,067,309,749.17 × 434,311,203.51
  4. Step 4: Simplify right side
    773,347,010.22x = 463,544,581,679,978,880
  5. Step 5: Solve for x
    x = 463,544,581,679,978,880/773,347,010.22
  6. Step 6: Final answer
    x = 599,400,496.22

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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.