Finding the Fourth Proportional to 7,775,509,747.37, 10,726,250,371.64 and 4,722,873,698.36
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Solution
The fourth proportional to 7,775,509,747.37, 10,726,250,371.64 and 4,722,873,698.36 is: 6,515,164,588.33
Step by Step Solution
- Step 1: Write the proportion equation
7,775,509,747.37 : 10,726,250,371.64 = 4,722,873,698.36 : x - Step 2: Convert to fraction form
7,775,509,747.37/10,726,250,371.64 = 4,722,873,698.36/x - Step 3: Cross multiply
7,775,509,747.37x = 10,726,250,371.64 × 4,722,873,698.36 - Step 4: Simplify right side
7,775,509,747.37x = 50,658,725,762,264,825,856 - Step 5: Solve for x
x = 50,658,725,762,264,825,856/7,775,509,747.37 - Step 6: Final answer
x = 6,515,164,588.33
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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.