Home / 149,691,405.40-224,537,108.10-109,380,621.40

Finding the Fourth Proportional to 149,691,405.40, 224,537,108.10 and 109,380,621.40

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Solution

The fourth proportional to 149,691,405.40, 224,537,108.10 and 109,380,621.40 is: 164,070,932.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,691,405.40 : 224,537,108.10 = 109,380,621.40 : x
  2. Step 2: Convert to fraction form
    149,691,405.40/224,537,108.10 = 109,380,621.40/x
  3. Step 3: Cross multiply
    149,691,405.40x = 224,537,108.10 × 109,380,621.40
  4. Step 4: Simplify right side
    149,691,405.40x = 24,560,008,411,336,976
  5. Step 5: Solve for x
    x = 24,560,008,411,336,976/149,691,405.40
  6. Step 6: Final answer
    x = 164,070,932.10

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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.