Home / 299,033,799.40-448,550,699.10-196,913,146.60

Finding the Fourth Proportional to 299,033,799.40, 448,550,699.10 and 196,913,146.60

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Solution

The fourth proportional to 299,033,799.40, 448,550,699.10 and 196,913,146.60 is: 295,369,719.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,033,799.40 : 448,550,699.10 = 196,913,146.60 : x
  2. Step 2: Convert to fraction form
    299,033,799.40/448,550,699.10 = 196,913,146.60/x
  3. Step 3: Cross multiply
    299,033,799.40x = 448,550,699.10 × 196,913,146.60
  4. Step 4: Simplify right side
    299,033,799.40x = 88,325,529,569,410,784
  5. Step 5: Solve for x
    x = 88,325,529,569,410,784/299,033,799.40
  6. Step 6: Final answer
    x = 295,369,719.90

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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.