Home / 321,783,264.30-482,674,896.45-106,372,512.30

Finding the Fourth Proportional to 321,783,264.30, 482,674,896.45 and 106,372,512.30

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Solution

The fourth proportional to 321,783,264.30, 482,674,896.45 and 106,372,512.30 is: 159,558,768.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,783,264.30 : 482,674,896.45 = 106,372,512.30 : x
  2. Step 2: Convert to fraction form
    321,783,264.30/482,674,896.45 = 106,372,512.30/x
  3. Step 3: Cross multiply
    321,783,264.30x = 482,674,896.45 × 106,372,512.30
  4. Step 4: Simplify right side
    321,783,264.30x = 51,343,341,359,528,848
  5. Step 5: Solve for x
    x = 51,343,341,359,528,848/321,783,264.30
  6. Step 6: Final answer
    x = 159,558,768.45

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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.