Home / 463,322,698.92-639,424,757.07-262,415,313.18

Finding the Fourth Proportional to 463,322,698.92, 639,424,757.07 and 262,415,313.18

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Solution

The fourth proportional to 463,322,698.92, 639,424,757.07 and 262,415,313.18 is: 362,155,465.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,322,698.92 : 639,424,757.07 = 262,415,313.18 : x
  2. Step 2: Convert to fraction form
    463,322,698.92/639,424,757.07 = 262,415,313.18/x
  3. Step 3: Cross multiply
    463,322,698.92x = 639,424,757.07 × 262,415,313.18
  4. Step 4: Simplify right side
    463,322,698.92x = 167,794,847,881,569,472
  5. Step 5: Solve for x
    x = 167,794,847,881,569,472/463,322,698.92
  6. Step 6: Final answer
    x = 362,155,465.88

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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.