Finding the Fourth Proportional to 292,203,753.82, 403,241,397.67 and 158,242,709.94
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Solution
The fourth proportional to 292,203,753.82, 403,241,397.67 and 158,242,709.94 is: 218,375,057.46
Step by Step Solution
- Step 1: Write the proportion equation
292,203,753.82 : 403,241,397.67 = 158,242,709.94 : x - Step 2: Convert to fraction form
292,203,753.82/403,241,397.67 = 158,242,709.94/x - Step 3: Cross multiply
292,203,753.82x = 403,241,397.67 × 158,242,709.94 - Step 4: Simplify right side
292,203,753.82x = 63,810,011,528,806,160 - Step 5: Solve for x
x = 63,810,011,528,806,160/292,203,753.82 - Step 6: Final answer
x = 218,375,057.46
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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.