Finding the Fourth Proportional to 9,163,862,508.15, 13,740,168,244.19 and 3,561,257,887.47
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Solution
The fourth proportional to 9,163,862,508.15, 13,740,168,244.19 and 3,561,257,887.47 is: 5,339,700,643.83
Step by Step Solution
- Step 1: Write the proportion equation
9,163,862,508.15 : 13,740,168,244.19 = 3,561,257,887.47 : x - Step 2: Convert to fraction form
9,163,862,508.15/13,740,168,244.19 = 3,561,257,887.47/x - Step 3: Cross multiply
9,163,862,508.15x = 13,740,168,244.19 × 3,561,257,887.47 - Step 4: Simplify right side
9,163,862,508.15x = 48,932,282,534,768,648,192 - Step 5: Solve for x
x = 48,932,282,534,768,648,192/9,163,862,508.15 - Step 6: Final answer
x = 5,339,700,643.83
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.