Home / 101,997,099.91-140,751,889.82-55,586,354.95

Finding the Fourth Proportional to 101,997,099.91, 140,751,889.82 and 55,586,354.95

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Solution

The fourth proportional to 101,997,099.91, 140,751,889.82 and 55,586,354.95 is: 76,706,931.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,997,099.91 : 140,751,889.82 = 55,586,354.95 : x
  2. Step 2: Convert to fraction form
    101,997,099.91/140,751,889.82 = 55,586,354.95/x
  3. Step 3: Cross multiply
    101,997,099.91x = 140,751,889.82 × 55,586,354.95
  4. Step 4: Simplify right side
    101,997,099.91x = 7,823,884,507,139,880
  5. Step 5: Solve for x
    x = 7,823,884,507,139,880/101,997,099.91
  6. Step 6: Final answer
    x = 76,706,931.02

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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.