Home / 672,842,833.01-1,009,264,249.52-181,555,314.47

Finding the Fourth Proportional to 672,842,833.01, 1,009,264,249.52 and 181,555,314.47

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Solution

The fourth proportional to 672,842,833.01, 1,009,264,249.52 and 181,555,314.47 is: 272,332,971.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,842,833.01 : 1,009,264,249.52 = 181,555,314.47 : x
  2. Step 2: Convert to fraction form
    672,842,833.01/1,009,264,249.52 = 181,555,314.47/x
  3. Step 3: Cross multiply
    672,842,833.01x = 1,009,264,249.52 × 181,555,314.47
  4. Step 4: Simplify right side
    672,842,833.01x = 183,237,288,204,932,128
  5. Step 5: Solve for x
    x = 183,237,288,204,932,128/672,842,833.01
  6. Step 6: Final answer
    x = 272,332,971.71

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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.