Finding the Fourth Proportional to 167,039,456.78, 230,519,692.40 and 96,473,756.09
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Solution
The fourth proportional to 167,039,456.78, 230,519,692.40 and 96,473,756.09 is: 133,136,810.95
Step by Step Solution
- Step 1: Write the proportion equation
167,039,456.78 : 230,519,692.40 = 96,473,756.09 : x - Step 2: Convert to fraction form
167,039,456.78/230,519,692.40 = 96,473,756.09/x - Step 3: Cross multiply
167,039,456.78x = 230,519,692.40 × 96,473,756.09 - Step 4: Simplify right side
167,039,456.78x = 22,239,100,578,633,360 - Step 5: Solve for x
x = 22,239,100,578,633,360/167,039,456.78 - Step 6: Final answer
x = 133,136,810.95
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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.