Finding the Fourth Proportional to 295,115,280.20, 442,672,920.30 and 291,084,201.80
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Solution
The fourth proportional to 295,115,280.20, 442,672,920.30 and 291,084,201.80 is: 436,626,302.70
Step by Step Solution
- Step 1: Write the proportion equation
295,115,280.20 : 442,672,920.30 = 291,084,201.80 : x - Step 2: Convert to fraction form
295,115,280.20/442,672,920.30 = 291,084,201.80/x - Step 3: Cross multiply
295,115,280.20x = 442,672,920.30 × 291,084,201.80 - Step 4: Simplify right side
295,115,280.20x = 128,855,093,664,000,528 - Step 5: Solve for x
x = 128,855,093,664,000,528/295,115,280.20 - Step 6: Final answer
x = 436,626,302.70
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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.