Home / 1,770,692,993.20-2,656,039,489.80-543,859,476.40

Finding the Fourth Proportional to 1,770,692,993.20, 2,656,039,489.80 and 543,859,476.40

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Solution

The fourth proportional to 1,770,692,993.20, 2,656,039,489.80 and 543,859,476.40 is: 815,789,214.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,770,692,993.20 : 2,656,039,489.80 = 543,859,476.40 : x
  2. Step 2: Convert to fraction form
    1,770,692,993.20/2,656,039,489.80 = 543,859,476.40/x
  3. Step 3: Cross multiply
    1,770,692,993.20x = 2,656,039,489.80 × 543,859,476.40
  4. Step 4: Simplify right side
    1,770,692,993.20x = 1,444,512,246,220,351,232
  5. Step 5: Solve for x
    x = 1,444,512,246,220,351,232/1,770,692,993.20
  6. Step 6: Final answer
    x = 815,789,214.60

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1.5x scale

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.