Finding the Fourth Proportional to 157,030,808.95, 235,437,135.76 and 69,544,652.55
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Solution
The fourth proportional to 157,030,808.95, 235,437,135.76 and 69,544,652.55 is: 104,268,671.31
Step by Step Solution
- Step 1: Write the proportion equation
157,030,808.95 : 235,437,135.76 = 69,544,652.55 : x - Step 2: Convert to fraction form
157,030,808.95/235,437,135.76 = 69,544,652.55/x - Step 3: Cross multiply
157,030,808.95x = 235,437,135.76 × 69,544,652.55 - Step 4: Simplify right side
157,030,808.95x = 16,373,393,803,796,378 - Step 5: Solve for x
x = 16,373,393,803,796,378/157,030,808.95 - Step 6: Final answer
x = 104,268,671.31
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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.