Finding the Fourth Proportional to 759,330,423.23, 1,138,382,690.90 and 698,039,295.84
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Solution
The fourth proportional to 759,330,423.23, 1,138,382,690.90 and 698,039,295.84 is: 1,046,495,475.02
Step by Step Solution
- Step 1: Write the proportion equation
759,330,423.23 : 1,138,382,690.90 = 698,039,295.84 : x - Step 2: Convert to fraction form
759,330,423.23/1,138,382,690.90 = 698,039,295.84/x - Step 3: Cross multiply
759,330,423.23x = 1,138,382,690.90 × 698,039,295.84 - Step 4: Simplify right side
759,330,423.23x = 794,635,851,948,790,144 - Step 5: Solve for x
x = 794,635,851,948,790,144/759,330,423.23 - Step 6: Final answer
x = 1,046,495,475.02
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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.