Home / 2,213,038,581.96-3,318,612,967.71-1,281,004,765.77

Finding the Fourth Proportional to 2,213,038,581.96, 3,318,612,967.71 and 1,281,004,765.77

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Solution

The fourth proportional to 2,213,038,581.96, 3,318,612,967.71 and 1,281,004,765.77 is: 1,920,960,195.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,213,038,581.96 : 3,318,612,967.71 = 1,281,004,765.77 : x
  2. Step 2: Convert to fraction form
    2,213,038,581.96/3,318,612,967.71 = 1,281,004,765.77/x
  3. Step 3: Cross multiply
    2,213,038,581.96x = 3,318,612,967.71 × 1,281,004,765.77
  4. Step 4: Simplify right side
    2,213,038,581.96x = 4,251,159,027,382,632,960
  5. Step 5: Solve for x
    x = 4,251,159,027,382,632,960/2,213,038,581.96
  6. Step 6: Final answer
    x = 1,920,960,195.65

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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.