Home / 873,285,223.24-1,305,949,112.54-652,111,879.40

Finding the Fourth Proportional to 873,285,223.24, 1,305,949,112.54 and 652,111,879.40

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Solution

The fourth proportional to 873,285,223.24, 1,305,949,112.54 and 652,111,879.40 is: 975,196,771.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,285,223.24 : 1,305,949,112.54 = 652,111,879.40 : x
  2. Step 2: Convert to fraction form
    873,285,223.24/1,305,949,112.54 = 652,111,879.40/x
  3. Step 3: Cross multiply
    873,285,223.24x = 1,305,949,112.54 × 652,111,879.40
  4. Step 4: Simplify right side
    873,285,223.24x = 851,624,930,179,221,504
  5. Step 5: Solve for x
    x = 851,624,930,179,221,504/873,285,223.24
  6. Step 6: Final answer
    x = 975,196,771.36

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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.