Home / 1,105,071,168.89-1,524,990,455.21-603,279,952.50

Finding the Fourth Proportional to 1,105,071,168.89, 1,524,990,455.21 and 603,279,952.50

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Solution

The fourth proportional to 1,105,071,168.89, 1,524,990,455.21 and 603,279,952.50 is: 832,522,099.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,071,168.89 : 1,524,990,455.21 = 603,279,952.50 : x
  2. Step 2: Convert to fraction form
    1,105,071,168.89/1,524,990,455.21 = 603,279,952.50/x
  3. Step 3: Cross multiply
    1,105,071,168.89x = 1,524,990,455.21 × 603,279,952.50
  4. Step 4: Simplify right side
    1,105,071,168.89x = 919,996,169,383,550,464
  5. Step 5: Solve for x
    x = 919,996,169,383,550,464/1,105,071,168.89
  6. Step 6: Final answer
    x = 832,522,099.29

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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.