Home / 436,466,998.13-603,112,346.03-310,801,023.97

Finding the Fourth Proportional to 436,466,998.13, 603,112,346.03 and 310,801,023.97

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Solution

The fourth proportional to 436,466,998.13, 603,112,346.03 and 310,801,023.97 is: 429,466,455.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,466,998.13 : 603,112,346.03 = 310,801,023.97 : x
  2. Step 2: Convert to fraction form
    436,466,998.13/603,112,346.03 = 310,801,023.97/x
  3. Step 3: Cross multiply
    436,466,998.13x = 603,112,346.03 × 310,801,023.97
  4. Step 4: Simplify right side
    436,466,998.13x = 187,447,934,714,342,176
  5. Step 5: Solve for x
    x = 187,447,934,714,342,176/436,466,998.13
  6. Step 6: Final answer
    x = 429,466,455.70

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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.