Home / 1,231,809,556.44-1,848,126,841.74-402,801,429

Finding the Fourth Proportional to 1,231,809,556.44, 1,848,126,841.74 and 402,801,429

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Solution

The fourth proportional to 1,231,809,556.44, 1,848,126,841.74 and 402,801,429 is: 604,337,033.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,231,809,556.44 : 1,848,126,841.74 = 402,801,429 : x
  2. Step 2: Convert to fraction form
    1,231,809,556.44/1,848,126,841.74 = 402,801,429/x
  3. Step 3: Cross multiply
    1,231,809,556.44x = 1,848,126,841.74 × 402,801,429
  4. Step 4: Simplify right side
    1,231,809,556.44x = 744,428,132,826,128,896
  5. Step 5: Solve for x
    x = 744,428,132,826,128,896/1,231,809,556.44
  6. Step 6: Final answer
    x = 604,337,033.22

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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.