Finding the Fourth Proportional to 1,431,969,048.08, 1,976,137,669.32 and 845,258,184.08
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Solution
The fourth proportional to 1,431,969,048.08, 1,976,137,669.32 and 845,258,184.08 is: 1,166,468,325.63
Step by Step Solution
- Step 1: Write the proportion equation
1,431,969,048.08 : 1,976,137,669.32 = 845,258,184.08 : x - Step 2: Convert to fraction form
1,431,969,048.08/1,976,137,669.32 = 845,258,184.08/x - Step 3: Cross multiply
1,431,969,048.08x = 1,976,137,669.32 × 845,258,184.08 - Step 4: Simplify right side
1,431,969,048.08x = 1,670,346,537,861,506,816 - Step 5: Solve for x
x = 1,670,346,537,861,506,816/1,431,969,048.08 - Step 6: Final answer
x = 1,166,468,325.63
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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.