Home / 70,523,768.44-105,511,956.36-61,822,418.50

Finding the Fourth Proportional to 70,523,768.44, 105,511,956.36 and 61,822,418.50

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Solution

The fourth proportional to 70,523,768.44, 105,511,956.36 and 61,822,418.50 is: 92,493,700.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,523,768.44 : 105,511,956.36 = 61,822,418.50 : x
  2. Step 2: Convert to fraction form
    70,523,768.44/105,511,956.36 = 61,822,418.50/x
  3. Step 3: Cross multiply
    70,523,768.44x = 105,511,956.36 × 61,822,418.50
  4. Step 4: Simplify right side
    70,523,768.44x = 6,523,004,322,841,657
  5. Step 5: Solve for x
    x = 6,523,004,322,841,657/70,523,768.44
  6. Step 6: Final answer
    x = 92,493,700.59

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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.