Home / 330,996,383.47-456,775,007.48-191,847,857.85

Finding the Fourth Proportional to 330,996,383.47, 456,775,007.48 and 191,847,857.85

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Solution

The fourth proportional to 330,996,383.47, 456,775,007.48 and 191,847,857.85 is: 264,750,042.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,996,383.47 : 456,775,007.48 = 191,847,857.85 : x
  2. Step 2: Convert to fraction form
    330,996,383.47/456,775,007.48 = 191,847,857.85/x
  3. Step 3: Cross multiply
    330,996,383.47x = 456,775,007.48 × 191,847,857.85
  4. Step 4: Simplify right side
    330,996,383.47x = 87,631,306,704,455,728
  5. Step 5: Solve for x
    x = 87,631,306,704,455,728/330,996,383.47
  6. Step 6: Final answer
    x = 264,750,042.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.