Home / 1,174,567,610.63-1,620,945,920.46-672,873,356.32

Finding the Fourth Proportional to 1,174,567,610.63, 1,620,945,920.46 and 672,873,356.32

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Solution

The fourth proportional to 1,174,567,610.63, 1,620,945,920.46 and 672,873,356.32 is: 928,589,646.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,174,567,610.63 : 1,620,945,920.46 = 672,873,356.32 : x
  2. Step 2: Convert to fraction form
    1,174,567,610.63/1,620,945,920.46 = 672,873,356.32/x
  3. Step 3: Cross multiply
    1,174,567,610.63x = 1,620,945,920.46 × 672,873,356.32
  4. Step 4: Simplify right side
    1,174,567,610.63x = 1,090,691,321,913,132,032
  5. Step 5: Solve for x
    x = 1,090,691,321,913,132,032/1,174,567,610.63
  6. Step 6: Final answer
    x = 928,589,646.13

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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.