Home / 743,337,961.74-1,025,934,791.22-430,244,811

Finding the Fourth Proportional to 743,337,961.74, 1,025,934,791.22 and 430,244,811

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Solution

The fourth proportional to 743,337,961.74, 1,025,934,791.22 and 430,244,811 is: 593,812,159.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,337,961.74 : 1,025,934,791.22 = 430,244,811 : x
  2. Step 2: Convert to fraction form
    743,337,961.74/1,025,934,791.22 = 430,244,811/x
  3. Step 3: Cross multiply
    743,337,961.74x = 1,025,934,791.22 × 430,244,811
  4. Step 4: Simplify right side
    743,337,961.74x = 441,403,120,346,773,376
  5. Step 5: Solve for x
    x = 441,403,120,346,773,376/743,337,961.74
  6. Step 6: Final answer
    x = 593,812,159.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.