Home / 784,584,017.16-1,082,725,939.62-454,750,474.92

Finding the Fourth Proportional to 784,584,017.16, 1,082,725,939.62 and 454,750,474.92

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Solution

The fourth proportional to 784,584,017.16, 1,082,725,939.62 and 454,750,474.92 is: 627,555,653.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,584,017.16 : 1,082,725,939.62 = 454,750,474.92 : x
  2. Step 2: Convert to fraction form
    784,584,017.16/1,082,725,939.62 = 454,750,474.92/x
  3. Step 3: Cross multiply
    784,584,017.16x = 1,082,725,939.62 × 454,750,474.92
  4. Step 4: Simplify right side
    784,584,017.16x = 492,370,135,250,398,208
  5. Step 5: Solve for x
    x = 492,370,135,250,398,208/784,584,017.16
  6. Step 6: Final answer
    x = 627,555,653.04

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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.