Finding the Fourth Proportional to 589,968,307.70, 824,425,080.70 and 589,968,307.70
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Solution
The fourth proportional to 589,968,307.70, 824,425,080.70 and 589,968,307.70 is: 824,425,080.70
Step by Step Solution
- Step 1: Write the proportion equation
589,968,307.70 : 824,425,080.70 = 589,968,307.70 : x - Step 2: Convert to fraction form
589,968,307.70/824,425,080.70 = 589,968,307.70/x - Step 3: Cross multiply
589,968,307.70x = 824,425,080.70 × 589,968,307.70 - Step 4: Simplify right side
589,968,307.70x = 486,384,669,686,014,976 - Step 5: Solve for x
x = 486,384,669,686,014,976/589,968,307.70 - Step 6: Final answer
x = 824,425,080.70
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Double scale
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Similar ratio
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.