Finding the Fourth Proportional to 215,369,699.11, 323,034,619.62 and 59,925,863.81
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Solution
The fourth proportional to 215,369,699.11, 323,034,619.62 and 59,925,863.81 is: 89,883,250.53
Step by Step Solution
- Step 1: Write the proportion equation
215,369,699.11 : 323,034,619.62 = 59,925,863.81 : x - Step 2: Convert to fraction form
215,369,699.11/323,034,619.62 = 59,925,863.81/x - Step 3: Cross multiply
215,369,699.11x = 323,034,619.62 × 59,925,863.81 - Step 4: Simplify right side
215,369,699.11x = 19,358,128,621,424,060 - Step 5: Solve for x
x = 19,358,128,621,424,060/215,369,699.11 - Step 6: Final answer
x = 89,883,250.53
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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.