Home / 299,939,087.20-449,943,622.80-95,487,829.60

Finding the Fourth Proportional to 299,939,087.20, 449,943,622.80 and 95,487,829.60

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Solution

The fourth proportional to 299,939,087.20, 449,943,622.80 and 95,487,829.60 is: 143,242,884.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,939,087.20 : 449,943,622.80 = 95,487,829.60 : x
  2. Step 2: Convert to fraction form
    299,939,087.20/449,943,622.80 = 95,487,829.60/x
  3. Step 3: Cross multiply
    299,939,087.20x = 449,943,622.80 × 95,487,829.60
  4. Step 4: Simplify right side
    299,939,087.20x = 42,964,139,983,533,072
  5. Step 5: Solve for x
    x = 42,964,139,983,533,072/299,939,087.20
  6. Step 6: Final answer
    x = 143,242,884.36

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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.