Home / 1,174,567,613.01-1,620,945,923.75-672,873,358.69

Finding the Fourth Proportional to 1,174,567,613.01, 1,620,945,923.75 and 672,873,358.69

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Solution

The fourth proportional to 1,174,567,613.01, 1,620,945,923.75 and 672,873,358.69 is: 928,589,649.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,174,567,613.01 : 1,620,945,923.75 = 672,873,358.69 : x
  2. Step 2: Convert to fraction form
    1,174,567,613.01/1,620,945,923.75 = 672,873,358.69/x
  3. Step 3: Cross multiply
    1,174,567,613.01x = 1,620,945,923.75 × 672,873,358.69
  4. Step 4: Simplify right side
    1,174,567,613.01x = 1,090,691,327,965,162,752
  5. Step 5: Solve for x
    x = 1,090,691,327,965,162,752/1,174,567,613.01
  6. Step 6: Final answer
    x = 928,589,649.40

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Double scale
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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.