Home / 98,145,509,816.12-147,262,996,258.51-50,372,067,775.78

Finding the Fourth Proportional to 98,145,509,816.12, 147,262,996,258.51 and 50,372,067,775.78

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Solution

The fourth proportional to 98,145,509,816.12, 147,262,996,258.51 and 50,372,067,775.78 is: 75,581,059,615.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,145,509,816.12 : 147,262,996,258.51 = 50,372,067,775.78 : x
  2. Step 2: Convert to fraction form
    98,145,509,816.12/147,262,996,258.51 = 50,372,067,775.78/x
  3. Step 3: Cross multiply
    98,145,509,816.12x = 147,262,996,258.51 × 50,372,067,775.78
  4. Step 4: Simplify right side
    98,145,509,816.12x = 7,417,941,628,398,396,768,256
  5. Step 5: Solve for x
    x = 7,417,941,628,398,396,768,256/98,145,509,816.12
  6. Step 6: Final answer
    x = 75,581,059,615.42

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1.5x scale

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.