Finding the Fourth Proportional to 330,010,167.68, 495,247,868 and 155,141,183.36
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Solution
The fourth proportional to 330,010,167.68, 495,247,868 and 155,141,183.36 is: 232,821,130.45
Step by Step Solution
- Step 1: Write the proportion equation
330,010,167.68 : 495,247,868 = 155,141,183.36 : x - Step 2: Convert to fraction form
330,010,167.68/495,247,868 = 155,141,183.36/x - Step 3: Cross multiply
330,010,167.68x = 495,247,868 × 155,141,183.36 - Step 4: Simplify right side
330,010,167.68x = 76,833,340,298,037,088 - Step 5: Solve for x
x = 76,833,340,298,037,088/330,010,167.68 - Step 6: Final answer
x = 232,821,130.45
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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.