Home / 456,729,195.92-630,286,912.51-247,885,341.26

Finding the Fourth Proportional to 456,729,195.92, 630,286,912.51 and 247,885,341.26

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Solution

The fourth proportional to 456,729,195.92, 630,286,912.51 and 247,885,341.26 is: 342,082,108.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,729,195.92 : 630,286,912.51 = 247,885,341.26 : x
  2. Step 2: Convert to fraction form
    456,729,195.92/630,286,912.51 = 247,885,341.26/x
  3. Step 3: Cross multiply
    456,729,195.92x = 630,286,912.51 × 247,885,341.26
  4. Step 4: Simplify right side
    456,729,195.92x = 156,238,886,395,481,984
  5. Step 5: Solve for x
    x = 156,238,886,395,481,984/456,729,195.92
  6. Step 6: Final answer
    x = 342,082,108.59

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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.