Finding the Fourth Proportional to 1,034,771,316.30, 1,552,156,974.45 and 517,281,626.70
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Solution
The fourth proportional to 1,034,771,316.30, 1,552,156,974.45 and 517,281,626.70 is: 775,922,440.05
Step by Step Solution
- Step 1: Write the proportion equation
1,034,771,316.30 : 1,552,156,974.45 = 517,281,626.70 : x - Step 2: Convert to fraction form
1,034,771,316.30/1,552,156,974.45 = 517,281,626.70/x - Step 3: Cross multiply
1,034,771,316.30x = 1,552,156,974.45 × 517,281,626.70 - Step 4: Simplify right side
1,034,771,316.30x = 802,902,284,637,246,336 - Step 5: Solve for x
x = 802,902,284,637,246,336/1,034,771,316.30 - Step 6: Final answer
x = 775,922,440.05
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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.