Home / 227,859,375.11-314,444,677.86-123,439,485.47

Finding the Fourth Proportional to 227,859,375.11, 314,444,677.86 and 123,439,485.47

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Solution

The fourth proportional to 227,859,375.11, 314,444,677.86 and 123,439,485.47 is: 170,345,807.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,859,375.11 : 314,444,677.86 = 123,439,485.47 : x
  2. Step 2: Convert to fraction form
    227,859,375.11/314,444,677.86 = 123,439,485.47/x
  3. Step 3: Cross multiply
    227,859,375.11x = 314,444,677.86 × 123,439,485.47
  4. Step 4: Simplify right side
    227,859,375.11x = 38,814,889,242,246,080
  5. Step 5: Solve for x
    x = 38,814,889,242,246,080/227,859,375.11
  6. Step 6: Final answer
    x = 170,345,807.47

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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.