Home / 752,948,565.30-1,039,094,222.69-418,435,186.80

Finding the Fourth Proportional to 752,948,565.30, 1,039,094,222.69 and 418,435,186.80

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Solution

The fourth proportional to 752,948,565.30, 1,039,094,222.69 and 418,435,186.80 is: 577,454,563.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,948,565.30 : 1,039,094,222.69 = 418,435,186.80 : x
  2. Step 2: Convert to fraction form
    752,948,565.30/1,039,094,222.69 = 418,435,186.80/x
  3. Step 3: Cross multiply
    752,948,565.30x = 1,039,094,222.69 × 418,435,186.80
  4. Step 4: Simplify right side
    752,948,565.30x = 434,793,585,176,648,512
  5. Step 5: Solve for x
    x = 434,793,585,176,648,512/752,948,565.30
  6. Step 6: Final answer
    x = 577,454,563.58

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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.