Home / 231,927,415.50-320,051,678.31-127,504,726.50

Finding the Fourth Proportional to 231,927,415.50, 320,051,678.31 and 127,504,726.50

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Solution

The fourth proportional to 231,927,415.50, 320,051,678.31 and 127,504,726.50 is: 175,952,039.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,927,415.50 : 320,051,678.31 = 127,504,726.50 : x
  2. Step 2: Convert to fraction form
    231,927,415.50/320,051,678.31 = 127,504,726.50/x
  3. Step 3: Cross multiply
    231,927,415.50x = 320,051,678.31 × 127,504,726.50
  4. Step 4: Simplify right side
    231,927,415.50x = 40,808,101,708,782,536
  5. Step 5: Solve for x
    x = 40,808,101,708,782,536/231,927,415.50
  6. Step 6: Final answer
    x = 175,952,039.22

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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.