Home / 401,447,058-602,170,622.52-142,672,491.96

Finding the Fourth Proportional to 401,447,058, 602,170,622.52 and 142,672,491.96

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Solution

The fourth proportional to 401,447,058, 602,170,622.52 and 142,672,491.96 is: 214,008,750.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,447,058 : 602,170,622.52 = 142,672,491.96 : x
  2. Step 2: Convert to fraction form
    401,447,058/602,170,622.52 = 142,672,491.96/x
  3. Step 3: Cross multiply
    401,447,058x = 602,170,622.52 × 142,672,491.96
  4. Step 4: Simplify right side
    401,447,058x = 85,913,183,300,032,896
  5. Step 5: Solve for x
    x = 85,913,183,300,032,896/401,447,058
  6. Step 6: Final answer
    x = 214,008,750.56

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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.