Finding the Fourth Proportional to 291,950,525.64, 402,848,386.82 and 177,318,259.68
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Solution
The fourth proportional to 291,950,525.64, 402,848,386.82 and 177,318,259.68 is: 244,672,876.37
Step by Step Solution
- Step 1: Write the proportion equation
291,950,525.64 : 402,848,386.82 = 177,318,259.68 : x - Step 2: Convert to fraction form
291,950,525.64/402,848,386.82 = 177,318,259.68/x - Step 3: Cross multiply
291,950,525.64x = 402,848,386.82 × 177,318,259.68 - Step 4: Simplify right side
291,950,525.64x = 71,432,374,867,771,824 - Step 5: Solve for x
x = 71,432,374,867,771,824/291,950,525.64 - Step 6: Final answer
x = 244,672,876.37
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.