Finding the Fourth Proportional to 3,496,623,957.08, 4,825,616,184.64 and 1,991,314,014.92
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Solution
The fourth proportional to 3,496,623,957.08, 4,825,616,184.64 and 1,991,314,014.92 is: 2,748,170,022.58
Step by Step Solution
- Step 1: Write the proportion equation
3,496,623,957.08 : 4,825,616,184.64 = 1,991,314,014.92 : x - Step 2: Convert to fraction form
3,496,623,957.08/4,825,616,184.64 = 1,991,314,014.92/x - Step 3: Cross multiply
3,496,623,957.08x = 4,825,616,184.64 × 1,991,314,014.92 - Step 4: Simplify right side
3,496,623,957.08x = 9,609,317,139,098,411,008 - Step 5: Solve for x
x = 9,609,317,139,098,411,008/3,496,623,957.08 - Step 6: Final answer
x = 2,748,170,022.58
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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.