Home / 648,421,163.34-894,810,523.22-351,061,027.98

Finding the Fourth Proportional to 648,421,163.34, 894,810,523.22 and 351,061,027.98

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Solution

The fourth proportional to 648,421,163.34, 894,810,523.22 and 351,061,027.98 is: 484,458,435.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,421,163.34 : 894,810,523.22 = 351,061,027.98 : x
  2. Step 2: Convert to fraction form
    648,421,163.34/894,810,523.22 = 351,061,027.98/x
  3. Step 3: Cross multiply
    648,421,163.34x = 894,810,523.22 × 351,061,027.98
  4. Step 4: Simplify right side
    648,421,163.34x = 314,133,102,128,934,912
  5. Step 5: Solve for x
    x = 314,133,102,128,934,912/648,421,163.34
  6. Step 6: Final answer
    x = 484,458,435.18

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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.