Home / 299,295,369.40-448,943,054.10-197,174,716.60

Finding the Fourth Proportional to 299,295,369.40, 448,943,054.10 and 197,174,716.60

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Solution

The fourth proportional to 299,295,369.40, 448,943,054.10 and 197,174,716.60 is: 295,762,074.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,295,369.40 : 448,943,054.10 = 197,174,716.60 : x
  2. Step 2: Convert to fraction form
    299,295,369.40/448,943,054.10 = 197,174,716.60/x
  3. Step 3: Cross multiply
    299,295,369.40x = 448,943,054.10 × 197,174,716.60
  4. Step 4: Simplify right side
    299,295,369.40x = 88,520,219,461,705,968
  5. Step 5: Solve for x
    x = 88,520,219,461,705,968/299,295,369.40
  6. Step 6: Final answer
    x = 295,762,074.90

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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.