Home / 2,796,117,426.21-4,194,842,739.78-905,314,168.67

Finding the Fourth Proportional to 2,796,117,426.21, 4,194,842,739.78 and 905,314,168.67

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Solution

The fourth proportional to 2,796,117,426.21, 4,194,842,739.78 and 905,314,168.67 is: 1,358,187,081.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,796,117,426.21 : 4,194,842,739.78 = 905,314,168.67 : x
  2. Step 2: Convert to fraction form
    2,796,117,426.21/4,194,842,739.78 = 905,314,168.67/x
  3. Step 3: Cross multiply
    2,796,117,426.21x = 4,194,842,739.78 × 905,314,168.67
  4. Step 4: Simplify right side
    2,796,117,426.21x = 3,797,650,567,646,604,800
  5. Step 5: Solve for x
    x = 3,797,650,567,646,604,800/2,796,117,426.21
  6. Step 6: Final answer
    x = 1,358,187,081.86

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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.