Home / 199,360,043.10-299,173,811.85-69,967,403.10

Finding the Fourth Proportional to 199,360,043.10, 299,173,811.85 and 69,967,403.10

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Solution

The fourth proportional to 199,360,043.10, 299,173,811.85 and 69,967,403.10 is: 104,998,044.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,360,043.10 : 299,173,811.85 = 69,967,403.10 : x
  2. Step 2: Convert to fraction form
    199,360,043.10/299,173,811.85 = 69,967,403.10/x
  3. Step 3: Cross multiply
    199,360,043.10x = 299,173,811.85 × 69,967,403.10
  4. Step 4: Simplify right side
    199,360,043.10x = 20,932,414,690,672,508
  5. Step 5: Solve for x
    x = 20,932,414,690,672,508/199,360,043.10
  6. Step 6: Final answer
    x = 104,998,044.57

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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.