Home / 209,952,212.33-314,928,318.50-155,532,653.93

Finding the Fourth Proportional to 209,952,212.33, 314,928,318.50 and 155,532,653.93

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Solution

The fourth proportional to 209,952,212.33, 314,928,318.50 and 155,532,653.93 is: 233,298,980.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,952,212.33 : 314,928,318.50 = 155,532,653.93 : x
  2. Step 2: Convert to fraction form
    209,952,212.33/314,928,318.50 = 155,532,653.93/x
  3. Step 3: Cross multiply
    209,952,212.33x = 314,928,318.50 × 155,532,653.93
  4. Step 4: Simplify right side
    209,952,212.33x = 48,981,637,171,665,016
  5. Step 5: Solve for x
    x = 48,981,637,171,665,016/209,952,212.33
  6. Step 6: Final answer
    x = 233,298,980.89

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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.