Home / 756,729,771.24-1,044,638,628-443,420,501.16

Finding the Fourth Proportional to 756,729,771.24, 1,044,638,628 and 443,420,501.16

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Solution

The fourth proportional to 756,729,771.24, 1,044,638,628 and 443,420,501.16 is: 612,126,285.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,729,771.24 : 1,044,638,628 = 443,420,501.16 : x
  2. Step 2: Convert to fraction form
    756,729,771.24/1,044,638,628 = 443,420,501.16/x
  3. Step 3: Cross multiply
    756,729,771.24x = 1,044,638,628 × 443,420,501.16
  4. Step 4: Simplify right side
    756,729,771.24x = 463,214,183,958,854,848
  5. Step 5: Solve for x
    x = 463,214,183,958,854,848/756,729,771.24
  6. Step 6: Final answer
    x = 612,126,285.45

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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.