Home / 769,907,086.75-1,154,399,430.10-245,049,474.34

Finding the Fourth Proportional to 769,907,086.75, 1,154,399,430.10 and 245,049,474.34

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Solution

The fourth proportional to 769,907,086.75, 1,154,399,430.10 and 245,049,474.34 is: 367,427,418.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,907,086.75 : 1,154,399,430.10 = 245,049,474.34 : x
  2. Step 2: Convert to fraction form
    769,907,086.75/1,154,399,430.10 = 245,049,474.34/x
  3. Step 3: Cross multiply
    769,907,086.75x = 1,154,399,430.10 × 245,049,474.34
  4. Step 4: Simplify right side
    769,907,086.75x = 282,884,973,524,400,544
  5. Step 5: Solve for x
    x = 282,884,973,524,400,544/769,907,086.75
  6. Step 6: Final answer
    x = 367,427,418.70

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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.