Home / 140,246,333.06-193,559,165.93-80,706,405.56

Finding the Fourth Proportional to 140,246,333.06, 193,559,165.93 and 80,706,405.56

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Solution

The fourth proportional to 140,246,333.06, 193,559,165.93 and 80,706,405.56 is: 111,385,903.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,246,333.06 : 193,559,165.93 = 80,706,405.56 : x
  2. Step 2: Convert to fraction form
    140,246,333.06/193,559,165.93 = 80,706,405.56/x
  3. Step 3: Cross multiply
    140,246,333.06x = 193,559,165.93 × 80,706,405.56
  4. Step 4: Simplify right side
    140,246,333.06x = 15,621,464,544,635,886
  5. Step 5: Solve for x
    x = 15,621,464,544,635,886/140,246,333.06
  6. Step 6: Final answer
    x = 111,385,903.68

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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.