Finding the Fourth Proportional to 158,189,403.06, 237,317,986.08 and 49,012,156.62
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Solution
The fourth proportional to 158,189,403.06, 237,317,986.08 and 49,012,156.62 is: 73,528,732.50
Step by Step Solution
- Step 1: Write the proportion equation
158,189,403.06 : 237,317,986.08 = 49,012,156.62 : x - Step 2: Convert to fraction form
158,189,403.06/237,317,986.08 = 49,012,156.62/x - Step 3: Cross multiply
158,189,403.06x = 237,317,986.08 × 49,012,156.62 - Step 4: Simplify right side
158,189,403.06x = 11,631,466,302,495,940 - Step 5: Solve for x
x = 11,631,466,302,495,940/158,189,403.06 - Step 6: Final answer
x = 73,528,732.50
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.