Home / 193,842,745.20-290,764,117.80-164,617,426.80

Finding the Fourth Proportional to 193,842,745.20, 290,764,117.80 and 164,617,426.80

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Solution

The fourth proportional to 193,842,745.20, 290,764,117.80 and 164,617,426.80 is: 246,926,140.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,842,745.20 : 290,764,117.80 = 164,617,426.80 : x
  2. Step 2: Convert to fraction form
    193,842,745.20/290,764,117.80 = 164,617,426.80/x
  3. Step 3: Cross multiply
    193,842,745.20x = 290,764,117.80 × 164,617,426.80
  4. Step 4: Simplify right side
    193,842,745.20x = 47,864,840,878,008,080
  5. Step 5: Solve for x
    x = 47,864,840,878,008,080/193,842,745.20
  6. Step 6: Final answer
    x = 246,926,140.20

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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.