Home / 190,733,473.44-285,683,088.78-135,233,076.42

Finding the Fourth Proportional to 190,733,473.44, 285,683,088.78 and 135,233,076.42

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Solution

The fourth proportional to 190,733,473.44, 285,683,088.78 and 135,233,076.42 is: 202,553,868.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,733,473.44 : 285,683,088.78 = 135,233,076.42 : x
  2. Step 2: Convert to fraction form
    190,733,473.44/285,683,088.78 = 135,233,076.42/x
  3. Step 3: Cross multiply
    190,733,473.44x = 285,683,088.78 × 135,233,076.42
  4. Step 4: Simplify right side
    190,733,473.44x = 38,633,802,976,887,376
  5. Step 5: Solve for x
    x = 38,633,802,976,887,376/190,733,473.44
  6. Step 6: Final answer
    x = 202,553,868.92

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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.