Home / 240,197,270,878.95-331,481,790,615.50-131,814,246,764.25

Finding the Fourth Proportional to 240,197,270,878.95, 331,481,790,615.50 and 131,814,246,764.25

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Solution

The fourth proportional to 240,197,270,878.95, 331,481,790,615.50 and 131,814,246,764.25 is: 181,908,905,068.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,197,270,878.95 : 331,481,790,615.50 = 131,814,246,764.25 : x
  2. Step 2: Convert to fraction form
    240,197,270,878.95/331,481,790,615.50 = 131,814,246,764.25/x
  3. Step 3: Cross multiply
    240,197,270,878.95x = 331,481,790,615.50 × 131,814,246,764.25
  4. Step 4: Simplify right side
    240,197,270,878.95x = 43,694,022,546,046,966,562,816
  5. Step 5: Solve for x
    x = 43,694,022,546,046,966,562,816/240,197,270,878.95
  6. Step 6: Final answer
    x = 181,908,905,068.56

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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.