Home / 292,196,290.82-403,237,408.71-166,745,989.56

Finding the Fourth Proportional to 292,196,290.82, 403,237,408.71 and 166,745,989.56

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Solution

The fourth proportional to 292,196,290.82, 403,237,408.71 and 166,745,989.56 is: 230,113,190.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,196,290.82 : 403,237,408.71 = 166,745,989.56 : x
  2. Step 2: Convert to fraction form
    292,196,290.82/403,237,408.71 = 166,745,989.56/x
  3. Step 3: Cross multiply
    292,196,290.82x = 403,237,408.71 × 166,745,989.56
  4. Step 4: Simplify right side
    292,196,290.82x = 67,238,220,745,098,224
  5. Step 5: Solve for x
    x = 67,238,220,745,098,224/292,196,290.82
  6. Step 6: Final answer
    x = 230,113,190.55

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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.