Finding the Fourth Proportional to 5,370,517,650.06, 7,410,330,511.47 and 2,991,596,386.14
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Solution
The fourth proportional to 5,370,517,650.06, 7,410,330,511.47 and 2,991,596,386.14 is: 4,127,854,970.92
Step by Step Solution
- Step 1: Write the proportion equation
5,370,517,650.06 : 7,410,330,511.47 = 2,991,596,386.14 : x - Step 2: Convert to fraction form
5,370,517,650.06/7,410,330,511.47 = 2,991,596,386.14/x - Step 3: Cross multiply
5,370,517,650.06x = 7,410,330,511.47 × 2,991,596,386.14 - Step 4: Simplify right side
5,370,517,650.06x = 22,168,717,978,216,628,224 - Step 5: Solve for x
x = 22,168,717,978,216,628,224/5,370,517,650.06 - Step 6: Final answer
x = 4,127,854,970.92
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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.