Home / 163,102,361.40-244,653,542.10-90,542,950.20

Finding the Fourth Proportional to 163,102,361.40, 244,653,542.10 and 90,542,950.20

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Solution

The fourth proportional to 163,102,361.40, 244,653,542.10 and 90,542,950.20 is: 135,814,425.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,102,361.40 : 244,653,542.10 = 90,542,950.20 : x
  2. Step 2: Convert to fraction form
    163,102,361.40/244,653,542.10 = 90,542,950.20/x
  3. Step 3: Cross multiply
    163,102,361.40x = 244,653,542.10 × 90,542,950.20
  4. Step 4: Simplify right side
    163,102,361.40x = 22,151,653,478,613,904
  5. Step 5: Solve for x
    x = 22,151,653,478,613,904/163,102,361.40
  6. Step 6: Final answer
    x = 135,814,425.30

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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.