Finding the Fourth Proportional to 157,308,365.22, 235,952,664.98 and 48,124,861.53
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Solution
The fourth proportional to 157,308,365.22, 235,952,664.98 and 48,124,861.53 is: 72,184,268.86
Step by Step Solution
- Step 1: Write the proportion equation
157,308,365.22 : 235,952,664.98 = 48,124,861.53 : x - Step 2: Convert to fraction form
157,308,365.22/235,952,664.98 = 48,124,861.53/x - Step 3: Cross multiply
157,308,365.22x = 235,952,664.98 × 48,124,861.53 - Step 4: Simplify right side
157,308,365.22x = 11,355,189,329,556,356 - Step 5: Solve for x
x = 11,355,189,329,556,356/157,308,365.22 - Step 6: Final answer
x = 72,184,268.86
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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.