Home / 120,114,283.20-165,756,468.60-67,190,302.32

Finding the Fourth Proportional to 120,114,283.20, 165,756,468.60 and 67,190,302.32

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Solution

The fourth proportional to 120,114,283.20, 165,756,468.60 and 67,190,302.32 is: 92,721,922.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,114,283.20 : 165,756,468.60 = 67,190,302.32 : x
  2. Step 2: Convert to fraction form
    120,114,283.20/165,756,468.60 = 67,190,302.32/x
  3. Step 3: Cross multiply
    120,114,283.20x = 165,756,468.60 × 67,190,302.32
  4. Step 4: Simplify right side
    120,114,283.20x = 11,137,227,236,729,586
  5. Step 5: Solve for x
    x = 11,137,227,236,729,586/120,114,283.20
  6. Step 6: Final answer
    x = 92,721,922.32

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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.