Home / 299,610,325.54-449,415,488.40-84,199,573.54

Finding the Fourth Proportional to 299,610,325.54, 449,415,488.40 and 84,199,573.54

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Solution

The fourth proportional to 299,610,325.54, 449,415,488.40 and 84,199,573.54 is: 126,299,360.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,610,325.54 : 449,415,488.40 = 84,199,573.54 : x
  2. Step 2: Convert to fraction form
    299,610,325.54/449,415,488.40 = 84,199,573.54/x
  3. Step 3: Cross multiply
    299,610,325.54x = 449,415,488.40 × 84,199,573.54
  4. Step 4: Simplify right side
    299,610,325.54x = 37,840,592,465,550,816
  5. Step 5: Solve for x
    x = 37,840,592,465,550,816/299,610,325.54
  6. Step 6: Final answer
    x = 126,299,360.34

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1.5x scale

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.