Finding the Fourth Proportional to 723,762,310.84, 1,085,464,104.82 and 206,197,235.35
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Solution
The fourth proportional to 723,762,310.84, 1,085,464,104.82 and 206,197,235.35 is: 309,244,753.60
Step by Step Solution
- Step 1: Write the proportion equation
723,762,310.84 : 1,085,464,104.82 = 206,197,235.35 : x - Step 2: Convert to fraction form
723,762,310.84/1,085,464,104.82 = 206,197,235.35/x - Step 3: Cross multiply
723,762,310.84x = 1,085,464,104.82 × 206,197,235.35 - Step 4: Simplify right side
723,762,310.84x = 223,819,697,482,317,472 - Step 5: Solve for x
x = 223,819,697,482,317,472/723,762,310.84 - Step 6: Final answer
x = 309,244,753.60
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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.