Finding the Fourth Proportional to 97,703,639.68, 134,833,365.31 and 53,051,493.77
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Solution
The fourth proportional to 97,703,639.68, 134,833,365.31 and 53,051,493.77 is: 73,212,333.37
Step by Step Solution
- Step 1: Write the proportion equation
97,703,639.68 : 134,833,365.31 = 53,051,493.77 : x - Step 2: Convert to fraction form
97,703,639.68/134,833,365.31 = 53,051,493.77/x - Step 3: Cross multiply
97,703,639.68x = 134,833,365.31 × 53,051,493.77 - Step 4: Simplify right side
97,703,639.68x = 7,153,111,439,731,600 - Step 5: Solve for x
x = 7,153,111,439,731,600/97,703,639.68 - Step 6: Final answer
x = 73,212,333.37
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.