Home / 2,455,056,965.80-3,682,585,448.70-1,680,215,987.80

Finding the Fourth Proportional to 2,455,056,965.80, 3,682,585,448.70 and 1,680,215,987.80

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Solution

The fourth proportional to 2,455,056,965.80, 3,682,585,448.70 and 1,680,215,987.80 is: 2,520,323,981.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,455,056,965.80 : 3,682,585,448.70 = 1,680,215,987.80 : x
  2. Step 2: Convert to fraction form
    2,455,056,965.80/3,682,585,448.70 = 1,680,215,987.80/x
  3. Step 3: Cross multiply
    2,455,056,965.80x = 3,682,585,448.70 × 1,680,215,987.80
  4. Step 4: Simplify right side
    2,455,056,965.80x = 6,187,538,947,345,376,256
  5. Step 5: Solve for x
    x = 6,187,538,947,345,376,256/2,455,056,965.80
  6. Step 6: Final answer
    x = 2,520,323,981.70

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Double scale
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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.