Home / 636,094,625.10-954,150,750.45-419,133,857.10

Finding the Fourth Proportional to 636,094,625.10, 954,150,750.45 and 419,133,857.10

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Solution

The fourth proportional to 636,094,625.10, 954,150,750.45 and 419,133,857.10 is: 628,706,592.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    636,094,625.10 : 954,150,750.45 = 419,133,857.10 : x
  2. Step 2: Convert to fraction form
    636,094,625.10/954,150,750.45 = 419,133,857.10/x
  3. Step 3: Cross multiply
    636,094,625.10x = 954,150,750.45 × 419,133,857.10
  4. Step 4: Simplify right side
    636,094,625.10x = 399,916,884,290,968,128
  5. Step 5: Solve for x
    x = 399,916,884,290,968,128/636,094,625.10
  6. Step 6: Final answer
    x = 628,706,592.56

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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.