Home / 409,203,047.30-613,804,570.95-245,944,372.10

Finding the Fourth Proportional to 409,203,047.30, 613,804,570.95 and 245,944,372.10

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Solution

The fourth proportional to 409,203,047.30, 613,804,570.95 and 245,944,372.10 is: 368,916,558.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,203,047.30 : 613,804,570.95 = 245,944,372.10 : x
  2. Step 2: Convert to fraction form
    409,203,047.30/613,804,570.95 = 245,944,372.10/x
  3. Step 3: Cross multiply
    409,203,047.30x = 613,804,570.95 × 245,944,372.10
  4. Step 4: Simplify right side
    409,203,047.30x = 150,961,779,794,407,648
  5. Step 5: Solve for x
    x = 150,961,779,794,407,648/409,203,047.30
  6. Step 6: Final answer
    x = 368,916,558.15

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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.