Home / 13,488,892,276.36-18,613,933,879.30-7,384,063,849.24

Finding the Fourth Proportional to 13,488,892,276.36, 18,613,933,879.30 and 7,384,063,849.24

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Solution

The fourth proportional to 13,488,892,276.36, 18,613,933,879.30 and 7,384,063,849.24 is: 10,189,604,411.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,488,892,276.36 : 18,613,933,879.30 = 7,384,063,849.24 : x
  2. Step 2: Convert to fraction form
    13,488,892,276.36/18,613,933,879.30 = 7,384,063,849.24/x
  3. Step 3: Cross multiply
    13,488,892,276.36x = 18,613,933,879.30 × 7,384,063,849.24
  4. Step 4: Simplify right side
    13,488,892,276.36x = 137,446,476,250,286,391,296
  5. Step 5: Solve for x
    x = 137,446,476,250,286,391,296/13,488,892,276.36
  6. Step 6: Final answer
    x = 10,189,604,411.86

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1.5x scale

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.