Home / 1,980,149,167,112.70-2,970,223,750,669.20-1,980,149,167,112.70

Finding the Fourth Proportional to 1,980,149,167,112.70, 2,970,223,750,669.20 and 1,980,149,167,112.70

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Solution

The fourth proportional to 1,980,149,167,112.70, 2,970,223,750,669.20 and 1,980,149,167,112.70 is: 2,970,223,750,669.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,980,149,167,112.70 : 2,970,223,750,669.20 = 1,980,149,167,112.70 : x
  2. Step 2: Convert to fraction form
    1,980,149,167,112.70/2,970,223,750,669.20 = 1,980,149,167,112.70/x
  3. Step 3: Cross multiply
    1,980,149,167,112.70x = 2,970,223,750,669.20 × 1,980,149,167,112.70
  4. Step 4: Simplify right side
    1,980,149,167,112.70x = 5,881,486,086,025,976,295,194,624
  5. Step 5: Solve for x
    x = 5,881,486,086,025,976,295,194,624/1,980,149,167,112.70
  6. Step 6: Final answer
    x = 2,970,223,750,669.20

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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.