Home / 215,953,202.39-324,111,477.81-202,332,935.43

Finding the Fourth Proportional to 215,953,202.39, 324,111,477.81 and 202,332,935.43

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Solution

The fourth proportional to 215,953,202.39, 324,111,477.81 and 202,332,935.43 is: 303,669,619.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,953,202.39 : 324,111,477.81 = 202,332,935.43 : x
  2. Step 2: Convert to fraction form
    215,953,202.39/324,111,477.81 = 202,332,935.43/x
  3. Step 3: Cross multiply
    215,953,202.39x = 324,111,477.81 × 202,332,935.43
  4. Step 4: Simplify right side
    215,953,202.39x = 65,578,426,711,852,608
  5. Step 5: Solve for x
    x = 65,578,426,711,852,608/215,953,202.39
  6. Step 6: Final answer
    x = 303,669,619.10

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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.