Home / 825,659,270.64-1,139,409,463.86-454,381,302.24

Finding the Fourth Proportional to 825,659,270.64, 1,139,409,463.86 and 454,381,302.24

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Solution

The fourth proportional to 825,659,270.64, 1,139,409,463.86 and 454,381,302.24 is: 627,046,015.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,659,270.64 : 1,139,409,463.86 = 454,381,302.24 : x
  2. Step 2: Convert to fraction form
    825,659,270.64/1,139,409,463.86 = 454,381,302.24/x
  3. Step 3: Cross multiply
    825,659,270.64x = 1,139,409,463.86 × 454,381,302.24
  4. Step 4: Simplify right side
    825,659,270.64x = 517,726,355,973,286,976
  5. Step 5: Solve for x
    x = 517,726,355,973,286,976/825,659,270.64
  6. Step 6: Final answer
    x = 627,046,015.69

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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.