Finding the Fourth Proportional to 162,454,108.73, 243,657,193.56 and 47,407,761.05
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Solution
The fourth proportional to 162,454,108.73, 243,657,193.56 and 47,407,761.05 is: 71,104,646.72
Step by Step Solution
- Step 1: Write the proportion equation
162,454,108.73 : 243,657,193.56 = 47,407,761.05 : x - Step 2: Convert to fraction form
162,454,108.73/243,657,193.56 = 47,407,761.05/x - Step 3: Cross multiply
162,454,108.73x = 243,657,193.56 × 47,407,761.05 - Step 4: Simplify right side
162,454,108.73x = 11,551,242,009,187,794 - Step 5: Solve for x
x = 11,551,242,009,187,794/162,454,108.73 - Step 6: Final answer
x = 71,104,646.72
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.