Finding the Fourth Proportional to 448,277,607.12, 618,596,455.92 and 260,091,323.92
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Solution
The fourth proportional to 448,277,607.12, 618,596,455.92 and 260,091,323.92 is: 358,910,569.34
Step by Step Solution
- Step 1: Write the proportion equation
448,277,607.12 : 618,596,455.92 = 260,091,323.92 : x - Step 2: Convert to fraction form
448,277,607.12/618,596,455.92 = 260,091,323.92/x - Step 3: Cross multiply
448,277,607.12x = 618,596,455.92 × 260,091,323.92 - Step 4: Simplify right side
448,277,607.12x = 160,891,571,192,452,704 - Step 5: Solve for x
x = 160,891,571,192,452,704/448,277,607.12 - Step 6: Final answer
x = 358,910,569.34
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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.