Home / 1,174,567,609.63-1,620,945,919.08-672,873,355.32

Finding the Fourth Proportional to 1,174,567,609.63, 1,620,945,919.08 and 672,873,355.32

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Solution

The fourth proportional to 1,174,567,609.63, 1,620,945,919.08 and 672,873,355.32 is: 928,589,644.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,174,567,609.63 : 1,620,945,919.08 = 672,873,355.32 : x
  2. Step 2: Convert to fraction form
    1,174,567,609.63/1,620,945,919.08 = 672,873,355.32/x
  3. Step 3: Cross multiply
    1,174,567,609.63x = 1,620,945,919.08 × 672,873,355.32
  4. Step 4: Simplify right side
    1,174,567,609.63x = 1,090,691,319,363,620,864
  5. Step 5: Solve for x
    x = 1,090,691,319,363,620,864/1,174,567,609.63
  6. Step 6: Final answer
    x = 928,589,644.75

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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.