Finding the Fourth Proportional to 328,102,221.30, 492,090,346.35 and 98,078,810.10
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Solution
The fourth proportional to 328,102,221.30, 492,090,346.35 and 98,078,810.10 is: 147,099,387.02
Step by Step Solution
- Step 1: Write the proportion equation
328,102,221.30 : 492,090,346.35 = 98,078,810.10 : x - Step 2: Convert to fraction form
328,102,221.30/492,090,346.35 = 98,078,810.10/x - Step 3: Cross multiply
328,102,221.30x = 492,090,346.35 × 98,078,810.10 - Step 4: Simplify right side
328,102,221.30x = 48,263,635,631,704,880 - Step 5: Solve for x
x = 48,263,635,631,704,880/328,102,221.30 - Step 6: Final answer
x = 147,099,387.02
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.