Home / 231,927,409-320,051,669.34-127,504,720

Finding the Fourth Proportional to 231,927,409, 320,051,669.34 and 127,504,720

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Solution

The fourth proportional to 231,927,409, 320,051,669.34 and 127,504,720 is: 175,952,030.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,927,409 : 320,051,669.34 = 127,504,720 : x
  2. Step 2: Convert to fraction form
    231,927,409/320,051,669.34 = 127,504,720/x
  3. Step 3: Cross multiply
    231,927,409x = 320,051,669.34 × 127,504,720
  4. Step 4: Simplify right side
    231,927,409x = 40,808,098,484,729,280
  5. Step 5: Solve for x
    x = 40,808,098,484,729,280/231,927,409
  6. Step 6: Final answer
    x = 175,952,030.25

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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.