Home / 2,125,771,281.80-3,188,656,922.70-1,970,803,086.20

Finding the Fourth Proportional to 2,125,771,281.80, 3,188,656,922.70 and 1,970,803,086.20

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Solution

The fourth proportional to 2,125,771,281.80, 3,188,656,922.70 and 1,970,803,086.20 is: 2,956,204,629.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,125,771,281.80 : 3,188,656,922.70 = 1,970,803,086.20 : x
  2. Step 2: Convert to fraction form
    2,125,771,281.80/3,188,656,922.70 = 1,970,803,086.20/x
  3. Step 3: Cross multiply
    2,125,771,281.80x = 3,188,656,922.70 × 1,970,803,086.20
  4. Step 4: Simplify right side
    2,125,771,281.80x = 6,284,214,904,090,155,008
  5. Step 5: Solve for x
    x = 6,284,214,904,090,155,008/2,125,771,281.80
  6. Step 6: Final answer
    x = 2,956,204,629.30

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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.