Home / 2,216,038,653.60-3,324,057,980.40-2,131,386,007.20

Finding the Fourth Proportional to 2,216,038,653.60, 3,324,057,980.40 and 2,131,386,007.20

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Solution

The fourth proportional to 2,216,038,653.60, 3,324,057,980.40 and 2,131,386,007.20 is: 3,197,079,010.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,216,038,653.60 : 3,324,057,980.40 = 2,131,386,007.20 : x
  2. Step 2: Convert to fraction form
    2,216,038,653.60/3,324,057,980.40 = 2,131,386,007.20/x
  3. Step 3: Cross multiply
    2,216,038,653.60x = 3,324,057,980.40 × 2,131,386,007.20
  4. Step 4: Simplify right side
    2,216,038,653.60x = 7,084,850,666,546,052,096
  5. Step 5: Solve for x
    x = 7,084,850,666,546,052,096/2,216,038,653.60
  6. Step 6: Final answer
    x = 3,197,079,010.80

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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.