Home / 3,321,559,288.80-4,978,937,710.80-1,940,662,994.40

Finding the Fourth Proportional to 3,321,559,288.80, 4,978,937,710.80 and 1,940,662,994.40

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Solution

The fourth proportional to 3,321,559,288.80, 4,978,937,710.80 and 1,940,662,994.40 is: 2,909,007,284.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,321,559,288.80 : 4,978,937,710.80 = 1,940,662,994.40 : x
  2. Step 2: Convert to fraction form
    3,321,559,288.80/4,978,937,710.80 = 1,940,662,994.40/x
  3. Step 3: Cross multiply
    3,321,559,288.80x = 4,978,937,710.80 × 1,940,662,994.40
  4. Step 4: Simplify right side
    3,321,559,288.80x = 9,662,440,166,772,209,664
  5. Step 5: Solve for x
    x = 9,662,440,166,772,209,664/3,321,559,288.80
  6. Step 6: Final answer
    x = 2,909,007,284.43

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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.