Home / 756,717,284.88-1,044,269,391.24-409,036,772.88

Finding the Fourth Proportional to 756,717,284.88, 1,044,269,391.24 and 409,036,772.88

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Solution

The fourth proportional to 756,717,284.88, 1,044,269,391.24 and 409,036,772.88 is: 564,470,496.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,717,284.88 : 1,044,269,391.24 = 409,036,772.88 : x
  2. Step 2: Convert to fraction form
    756,717,284.88/1,044,269,391.24 = 409,036,772.88/x
  3. Step 3: Cross multiply
    756,717,284.88x = 1,044,269,391.24 × 409,036,772.88
  4. Step 4: Simplify right side
    756,717,284.88x = 427,144,581,810,171,712
  5. Step 5: Solve for x
    x = 427,144,581,810,171,712/756,717,284.88
  6. Step 6: Final answer
    x = 564,470,496.90

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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.