Finding the Fourth Proportional to 104,581,376.85, 156,690,268.10 and 73,390,883.13
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Solution
The fourth proportional to 104,581,376.85, 156,690,268.10 and 73,390,883.13 is: 109,958,746.95
Step by Step Solution
- Step 1: Write the proportion equation
104,581,376.85 : 156,690,268.10 = 73,390,883.13 : x - Step 2: Convert to fraction form
104,581,376.85/156,690,268.10 = 73,390,883.13/x - Step 3: Cross multiply
104,581,376.85x = 156,690,268.10 × 73,390,883.13 - Step 4: Simplify right side
104,581,376.85x = 11,499,637,152,952,016 - Step 5: Solve for x
x = 11,499,637,152,952,016/104,581,376.85 - Step 6: Final answer
x = 109,958,746.95
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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.