Home / 227,916,731.82-314,525,367.90-123,494,720.79

Finding the Fourth Proportional to 227,916,731.82, 314,525,367.90 and 123,494,720.79

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Solution

The fourth proportional to 227,916,731.82, 314,525,367.90 and 123,494,720.79 is: 170,422,865.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,916,731.82 : 314,525,367.90 = 123,494,720.79 : x
  2. Step 2: Convert to fraction form
    227,916,731.82/314,525,367.90 = 123,494,720.79/x
  3. Step 3: Cross multiply
    227,916,731.82x = 314,525,367.90 × 123,494,720.79
  4. Step 4: Simplify right side
    227,916,731.82x = 38,842,222,490,182,528
  5. Step 5: Solve for x
    x = 38,842,222,490,182,528/227,916,731.82
  6. Step 6: Final answer
    x = 170,422,865.32

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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.