Home / 197,401,660.40-272,422,803-109,295,655.44

Finding the Fourth Proportional to 197,401,660.40, 272,422,803 and 109,295,655.44

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Solution

The fourth proportional to 197,401,660.40, 272,422,803 and 109,295,655.44 is: 150,832,717.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,401,660.40 : 272,422,803 = 109,295,655.44 : x
  2. Step 2: Convert to fraction form
    197,401,660.40/272,422,803 = 109,295,655.44/x
  3. Step 3: Cross multiply
    197,401,660.40x = 272,422,803 × 109,295,655.44
  4. Step 4: Simplify right side
    197,401,660.40x = 29,774,628,810,686,996
  5. Step 5: Solve for x
    x = 29,774,628,810,686,996/197,401,660.40
  6. Step 6: Final answer
    x = 150,832,717.16

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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.