Home / 3,110,664,943.20-4,666,002,138.48-1,270,417,620.48

Finding the Fourth Proportional to 3,110,664,943.20, 4,666,002,138.48 and 1,270,417,620.48

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Solution

The fourth proportional to 3,110,664,943.20, 4,666,002,138.48 and 1,270,417,620.48 is: 1,905,628,359.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,110,664,943.20 : 4,666,002,138.48 = 1,270,417,620.48 : x
  2. Step 2: Convert to fraction form
    3,110,664,943.20/4,666,002,138.48 = 1,270,417,620.48/x
  3. Step 3: Cross multiply
    3,110,664,943.20x = 4,666,002,138.48 × 1,270,417,620.48
  4. Step 4: Simplify right side
    3,110,664,943.20x = 5,927,771,333,922,352,128
  5. Step 5: Solve for x
    x = 5,927,771,333,922,352,128/3,110,664,943.20
  6. Step 6: Final answer
    x = 1,905,628,359.90

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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.