Home / 199,360,079.60-299,173,866.60-69,967,439.60

Finding the Fourth Proportional to 199,360,079.60, 299,173,866.60 and 69,967,439.60

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Solution

The fourth proportional to 199,360,079.60, 299,173,866.60 and 69,967,439.60 is: 104,998,099.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,360,079.60 : 299,173,866.60 = 69,967,439.60 : x
  2. Step 2: Convert to fraction form
    199,360,079.60/299,173,866.60 = 69,967,439.60/x
  3. Step 3: Cross multiply
    199,360,079.60x = 299,173,866.60 × 69,967,439.60
  4. Step 4: Simplify right side
    199,360,079.60x = 20,932,429,441,233,956
  5. Step 5: Solve for x
    x = 20,932,429,441,233,956/199,360,079.60
  6. Step 6: Final answer
    x = 104,998,099.33

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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.