Finding the Fourth Proportional to 14,281,196,418.18, 19,706,879,606.34 and 8,407,522,623.84
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Solution
The fourth proportional to 14,281,196,418.18, 19,706,879,606.34 and 8,407,522,623.84 is: 11,601,691,572.89
Step by Step Solution
- Step 1: Write the proportion equation
14,281,196,418.18 : 19,706,879,606.34 = 8,407,522,623.84 : x - Step 2: Convert to fraction form
14,281,196,418.18/19,706,879,606.34 = 8,407,522,623.84/x - Step 3: Cross multiply
14,281,196,418.18x = 19,706,879,606.34 × 8,407,522,623.84 - Step 4: Simplify right side
14,281,196,418.18x = 165,686,036,135,594,655,744 - Step 5: Solve for x
x = 165,686,036,135,594,655,744/14,281,196,418.18 - Step 6: Final answer
x = 11,601,691,572.89
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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.