Finding the Fourth Proportional to 157,030,808.96, 235,437,135.76 and 69,544,652.54
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Solution
The fourth proportional to 157,030,808.96, 235,437,135.76 and 69,544,652.54 is: 104,268,671.29
Step by Step Solution
- Step 1: Write the proportion equation
157,030,808.96 : 235,437,135.76 = 69,544,652.54 : x - Step 2: Convert to fraction form
157,030,808.96/235,437,135.76 = 69,544,652.54/x - Step 3: Cross multiply
157,030,808.96x = 235,437,135.76 × 69,544,652.54 - Step 4: Simplify right side
157,030,808.96x = 16,373,393,801,442,010 - Step 5: Solve for x
x = 16,373,393,801,442,010/157,030,808.96 - Step 6: Final answer
x = 104,268,671.29
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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.