Home / 808,472,433.81-1,212,805,463.37-248,160,869.97

Finding the Fourth Proportional to 808,472,433.81, 1,212,805,463.37 and 248,160,869.97

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Solution

The fourth proportional to 808,472,433.81, 1,212,805,463.37 and 248,160,869.97 is: 372,271,021.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,472,433.81 : 1,212,805,463.37 = 248,160,869.97 : x
  2. Step 2: Convert to fraction form
    808,472,433.81/1,212,805,463.37 = 248,160,869.97/x
  3. Step 3: Cross multiply
    808,472,433.81x = 1,212,805,463.37 × 248,160,869.97
  4. Step 4: Simplify right side
    808,472,433.81x = 300,970,858,894,268,160
  5. Step 5: Solve for x
    x = 300,970,858,894,268,160/808,472,433.81
  6. Step 6: Final answer
    x = 372,271,021.63

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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.