Finding the Fourth Proportional to 8,515,422,602.17, 11,751,158,129.58 and 4,756,288,029.37
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Solution
The fourth proportional to 8,515,422,602.17, 11,751,158,129.58 and 4,756,288,029.37 is: 6,563,607,627.50
Step by Step Solution
- Step 1: Write the proportion equation
8,515,422,602.17 : 11,751,158,129.58 = 4,756,288,029.37 : x - Step 2: Convert to fraction form
8,515,422,602.17/11,751,158,129.58 = 4,756,288,029.37/x - Step 3: Cross multiply
8,515,422,602.17x = 11,751,158,129.58 × 4,756,288,029.37 - Step 4: Simplify right side
8,515,422,602.17x = 55,891,892,742,955,311,104 - Step 5: Solve for x
x = 55,891,892,742,955,311,104/8,515,422,602.17 - Step 6: Final answer
x = 6,563,607,627.50
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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.