Finding the Fourth Proportional to 916,080,748,546.60, 1,264,248,846,289.60 and 504,549,145,413.80
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Solution
The fourth proportional to 916,080,748,546.60, 1,264,248,846,289.60 and 504,549,145,413.80 is: 696,309,442,151.05
Step by Step Solution
- Step 1: Write the proportion equation
916,080,748,546.60 : 1,264,248,846,289.60 = 504,549,145,413.80 : x - Step 2: Convert to fraction form
916,080,748,546.60/1,264,248,846,289.60 = 504,549,145,413.80/x - Step 3: Cross multiply
916,080,748,546.60x = 1,264,248,846,289.60 × 504,549,145,413.80 - Step 4: Simplify right side
916,080,748,546.60x = 637,875,674,985,800,329,592,832 - Step 5: Solve for x
x = 637,875,674,985,800,329,592,832/916,080,748,546.60 - Step 6: Final answer
x = 696,309,442,151.05
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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.