Home / 490,399,088,318.56-735,974,087,343.90-221,976,571,469.32

Finding the Fourth Proportional to 490,399,088,318.56, 735,974,087,343.90 and 221,976,571,469.32

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Solution

The fourth proportional to 490,399,088,318.56, 735,974,087,343.90 and 221,976,571,469.32 is: 333,134,804,877.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,399,088,318.56 : 735,974,087,343.90 = 221,976,571,469.32 : x
  2. Step 2: Convert to fraction form
    490,399,088,318.56/735,974,087,343.90 = 221,976,571,469.32/x
  3. Step 3: Cross multiply
    490,399,088,318.56x = 735,974,087,343.90 × 221,976,571,469.32
  4. Step 4: Simplify right side
    490,399,088,318.56x = 163,369,004,598,860,776,996,864
  5. Step 5: Solve for x
    x = 163,369,004,598,860,776,996,864/490,399,088,318.56
  6. Step 6: Final answer
    x = 333,134,804,877.00

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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.