Finding the Fourth Proportional to 5,407,376,816.16, 7,459,802,964.36 and 3,262,787,266.32
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Solution
The fourth proportional to 5,407,376,816.16, 7,459,802,964.36 and 3,262,787,266.32 is: 4,501,212,130.92
Step by Step Solution
- Step 1: Write the proportion equation
5,407,376,816.16 : 7,459,802,964.36 = 3,262,787,266.32 : x - Step 2: Convert to fraction form
5,407,376,816.16/7,459,802,964.36 = 3,262,787,266.32/x - Step 3: Cross multiply
5,407,376,816.16x = 7,459,802,964.36 × 3,262,787,266.32 - Step 4: Simplify right side
5,407,376,816.16x = 24,339,750,121,369,997,312 - Step 5: Solve for x
x = 24,339,750,121,369,997,312/5,407,376,816.16 - Step 6: Final answer
x = 4,501,212,130.92
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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.