Home / 218,797,769.27-301,941,831.29-118,326,206.43

Finding the Fourth Proportional to 218,797,769.27, 301,941,831.29 and 118,326,206.43

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Solution

The fourth proportional to 218,797,769.27, 301,941,831.29 and 118,326,206.43 is: 163,290,656.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,797,769.27 : 301,941,831.29 = 118,326,206.43 : x
  2. Step 2: Convert to fraction form
    218,797,769.27/301,941,831.29 = 118,326,206.43/x
  3. Step 3: Cross multiply
    218,797,769.27x = 301,941,831.29 × 118,326,206.43
  4. Step 4: Simplify right side
    218,797,769.27x = 35,727,631,458,481,148
  5. Step 5: Solve for x
    x = 35,727,631,458,481,148/218,797,769.27
  6. Step 6: Final answer
    x = 163,290,656.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.