Finding the Fourth Proportional to 495,127,049.36, 683,235,302.76 and 286,296,736.40
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Solution
The fourth proportional to 495,127,049.36, 683,235,302.76 and 286,296,736.40 is: 395,066,352.42
Step by Step Solution
- Step 1: Write the proportion equation
495,127,049.36 : 683,235,302.76 = 286,296,736.40 : x - Step 2: Convert to fraction form
495,127,049.36/683,235,302.76 = 286,296,736.40/x - Step 3: Cross multiply
495,127,049.36x = 683,235,302.76 × 286,296,736.40 - Step 4: Simplify right side
495,127,049.36x = 195,608,037,373,453,888 - Step 5: Solve for x
x = 195,608,037,373,453,888/495,127,049.36 - Step 6: Final answer
x = 395,066,352.42
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.