Home / 885,736,813.70-1,328,605,220.55-303,277,477.70

Finding the Fourth Proportional to 885,736,813.70, 1,328,605,220.55 and 303,277,477.70

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Solution

The fourth proportional to 885,736,813.70, 1,328,605,220.55 and 303,277,477.70 is: 454,916,216.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,736,813.70 : 1,328,605,220.55 = 303,277,477.70 : x
  2. Step 2: Convert to fraction form
    885,736,813.70/1,328,605,220.55 = 303,277,477.70/x
  3. Step 3: Cross multiply
    885,736,813.70x = 1,328,605,220.55 × 303,277,477.70
  4. Step 4: Simplify right side
    885,736,813.70x = 402,936,040,147,456,192
  5. Step 5: Solve for x
    x = 402,936,040,147,456,192/885,736,813.70
  6. Step 6: Final answer
    x = 454,916,216.55

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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.