Home / 410,454,300.26-616,663,661.69-263,190,383.51

Finding the Fourth Proportional to 410,454,300.26, 616,663,661.69 and 263,190,383.51

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Solution

The fourth proportional to 410,454,300.26, 616,663,661.69 and 263,190,383.51 is: 395,415,386.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,454,300.26 : 616,663,661.69 = 263,190,383.51 : x
  2. Step 2: Convert to fraction form
    410,454,300.26/616,663,661.69 = 263,190,383.51/x
  3. Step 3: Cross multiply
    410,454,300.26x = 616,663,661.69 × 263,190,383.51
  4. Step 4: Simplify right side
    410,454,300.26x = 162,299,945,616,872,000
  5. Step 5: Solve for x
    x = 162,299,945,616,872,000/410,454,300.26
  6. Step 6: Final answer
    x = 395,415,386.11

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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.