Home / 194,844,019.31-268,882,603.77-105,533,741.56

Finding the Fourth Proportional to 194,844,019.31, 268,882,603.77 and 105,533,741.56

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Solution

The fourth proportional to 194,844,019.31, 268,882,603.77 and 105,533,741.56 is: 145,635,402.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,844,019.31 : 268,882,603.77 = 105,533,741.56 : x
  2. Step 2: Convert to fraction form
    194,844,019.31/268,882,603.77 = 105,533,741.56/x
  3. Step 3: Cross multiply
    194,844,019.31x = 268,882,603.77 × 105,533,741.56
  4. Step 4: Simplify right side
    194,844,019.31x = 28,376,187,215,570,856
  5. Step 5: Solve for x
    x = 28,376,187,215,570,856/194,844,019.31
  6. Step 6: Final answer
    x = 145,635,402.70

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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.