Home / 299,295,152.40-448,942,728.60-197,174,499.60

Finding the Fourth Proportional to 299,295,152.40, 448,942,728.60 and 197,174,499.60

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Solution

The fourth proportional to 299,295,152.40, 448,942,728.60 and 197,174,499.60 is: 295,761,749.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,295,152.40 : 448,942,728.60 = 197,174,499.60 : x
  2. Step 2: Convert to fraction form
    299,295,152.40/448,942,728.60 = 197,174,499.60/x
  3. Step 3: Cross multiply
    299,295,152.40x = 448,942,728.60 × 197,174,499.60
  4. Step 4: Simplify right side
    299,295,152.40x = 88,520,057,860,763,616
  5. Step 5: Solve for x
    x = 88,520,057,860,763,616/299,295,152.40
  6. Step 6: Final answer
    x = 295,761,749.40

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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.