Home / 3,258,538,861.20-4,887,808,291.80-804,875,764.20

Finding the Fourth Proportional to 3,258,538,861.20, 4,887,808,291.80 and 804,875,764.20

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Solution

The fourth proportional to 3,258,538,861.20, 4,887,808,291.80 and 804,875,764.20 is: 1,207,313,646.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,258,538,861.20 : 4,887,808,291.80 = 804,875,764.20 : x
  2. Step 2: Convert to fraction form
    3,258,538,861.20/4,887,808,291.80 = 804,875,764.20/x
  3. Step 3: Cross multiply
    3,258,538,861.20x = 4,887,808,291.80 × 804,875,764.20
  4. Step 4: Simplify right side
    3,258,538,861.20x = 3,934,078,434,125,621,760
  5. Step 5: Solve for x
    x = 3,934,078,434,125,621,760/3,258,538,861.20
  6. Step 6: Final answer
    x = 1,207,313,646.30

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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.