Home / 154,002,591.50-212,523,576.28-92,125,538.06

Finding the Fourth Proportional to 154,002,591.50, 212,523,576.28 and 92,125,538.06

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Solution

The fourth proportional to 154,002,591.50, 212,523,576.28 and 92,125,538.06 is: 127,133,242.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,002,591.50 : 212,523,576.28 = 92,125,538.06 : x
  2. Step 2: Convert to fraction form
    154,002,591.50/212,523,576.28 = 92,125,538.06/x
  3. Step 3: Cross multiply
    154,002,591.50x = 212,523,576.28 × 92,125,538.06
  4. Step 4: Simplify right side
    154,002,591.50x = 19,578,848,815,230,452
  5. Step 5: Solve for x
    x = 19,578,848,815,230,452/154,002,591.50
  6. Step 6: Final answer
    x = 127,133,242.53

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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.