Home / 19,132,370,999.10-28,698,556,498.65-16,469,213,859.90

Finding the Fourth Proportional to 19,132,370,999.10, 28,698,556,498.65 and 16,469,213,859.90

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Solution

The fourth proportional to 19,132,370,999.10, 28,698,556,498.65 and 16,469,213,859.90 is: 24,703,820,789.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,132,370,999.10 : 28,698,556,498.65 = 16,469,213,859.90 : x
  2. Step 2: Convert to fraction form
    19,132,370,999.10/28,698,556,498.65 = 16,469,213,859.90/x
  3. Step 3: Cross multiply
    19,132,370,999.10x = 28,698,556,498.65 × 16,469,213,859.90
  4. Step 4: Simplify right side
    19,132,370,999.10x = 472,642,664,446,689,804,288
  5. Step 5: Solve for x
    x = 472,642,664,446,689,804,288/19,132,370,999.10
  6. Step 6: Final answer
    x = 24,703,820,789.85

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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.