Finding the Fourth Proportional to 9,246,030,168,023.60, 12,759,529,994,653 and 5,079,543,420,716.80
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Solution
The fourth proportional to 9,246,030,168,023.60, 12,759,529,994,653 and 5,079,543,420,716.80 is: 7,009,774,514,896.75
Step by Step Solution
- Step 1: Write the proportion equation
9,246,030,168,023.60 : 12,759,529,994,653 = 5,079,543,420,716.80 : x - Step 2: Convert to fraction form
9,246,030,168,023.60/12,759,529,994,653 = 5,079,543,420,716.80/x - Step 3: Cross multiply
9,246,030,168,023.60x = 12,759,529,994,653 × 5,079,543,420,716.80 - Step 4: Simplify right side
9,246,030,168,023.60x = 64,812,586,635,778,307,016,097,792 - Step 5: Solve for x
x = 64,812,586,635,778,307,016,097,792/9,246,030,168,023.60 - Step 6: Final answer
x = 7,009,774,514,896.75
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1.5x scale
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.