Home / 124,268,329,789.32-186,405,967,749.24-40,422,061,454.88

Finding the Fourth Proportional to 124,268,329,789.32, 186,405,967,749.24 and 40,422,061,454.88

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Solution

The fourth proportional to 124,268,329,789.32, 186,405,967,749.24 and 40,422,061,454.88 is: 60,634,221,902.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,268,329,789.32 : 186,405,967,749.24 = 40,422,061,454.88 : x
  2. Step 2: Convert to fraction form
    124,268,329,789.32/186,405,967,749.24 = 40,422,061,454.88/x
  3. Step 3: Cross multiply
    124,268,329,789.32x = 186,405,967,749.24 × 40,422,061,454.88
  4. Step 4: Simplify right side
    124,268,329,789.32x = 7,534,913,483,916,157,386,752
  5. Step 5: Solve for x
    x = 7,534,913,483,916,157,386,752/124,268,329,789.32
  6. Step 6: Final answer
    x = 60,634,221,902.64

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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.