Home / 756,058,321.20-1,134,087,481.80-603,003,313.20

Finding the Fourth Proportional to 756,058,321.20, 1,134,087,481.80 and 603,003,313.20

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Solution

The fourth proportional to 756,058,321.20, 1,134,087,481.80 and 603,003,313.20 is: 904,504,969.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,058,321.20 : 1,134,087,481.80 = 603,003,313.20 : x
  2. Step 2: Convert to fraction form
    756,058,321.20/1,134,087,481.80 = 603,003,313.20/x
  3. Step 3: Cross multiply
    756,058,321.20x = 1,134,087,481.80 × 603,003,313.20
  4. Step 4: Simplify right side
    756,058,321.20x = 683,858,508,984,044,672
  5. Step 5: Solve for x
    x = 683,858,508,984,044,672/756,058,321.20
  6. Step 6: Final answer
    x = 904,504,969.80

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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.