Finding the Fourth Proportional to 135,522,945.84, 187,021,523.52 and 73,643,136.96
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Solution
The fourth proportional to 135,522,945.84, 187,021,523.52 and 73,643,136.96 is: 101,627,451.98
Step by Step Solution
- Step 1: Write the proportion equation
135,522,945.84 : 187,021,523.52 = 73,643,136.96 : x - Step 2: Convert to fraction form
135,522,945.84/187,021,523.52 = 73,643,136.96/x - Step 3: Cross multiply
135,522,945.84x = 187,021,523.52 × 73,643,136.96 - Step 4: Simplify right side
135,522,945.84x = 13,772,851,671,051,220 - Step 5: Solve for x
x = 13,772,851,671,051,220/135,522,945.84 - Step 6: Final answer
x = 101,627,451.98
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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.