Home / 194,414,239.52-291,572,820.83-76,263,015.45

Finding the Fourth Proportional to 194,414,239.52, 291,572,820.83 and 76,263,015.45

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Solution

The fourth proportional to 194,414,239.52, 291,572,820.83 and 76,263,015.45 is: 114,375,482.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,414,239.52 : 291,572,820.83 = 76,263,015.45 : x
  2. Step 2: Convert to fraction form
    194,414,239.52/291,572,820.83 = 76,263,015.45/x
  3. Step 3: Cross multiply
    194,414,239.52x = 291,572,820.83 × 76,263,015.45
  4. Step 4: Simplify right side
    194,414,239.52x = 22,236,222,540,621,808
  5. Step 5: Solve for x
    x = 22,236,222,540,621,808/194,414,239.52
  6. Step 6: Final answer
    x = 114,375,482.97

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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.