Finding the Fourth Proportional to 4,032,372,511.70, 6,048,558,767.55 and 968,752,927.70
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Solution
The fourth proportional to 4,032,372,511.70, 6,048,558,767.55 and 968,752,927.70 is: 1,453,129,391.55
Step by Step Solution
- Step 1: Write the proportion equation
4,032,372,511.70 : 6,048,558,767.55 = 968,752,927.70 : x - Step 2: Convert to fraction form
4,032,372,511.70/6,048,558,767.55 = 968,752,927.70/x - Step 3: Cross multiply
4,032,372,511.70x = 6,048,558,767.55 × 968,752,927.70 - Step 4: Simplify right side
4,032,372,511.70x = 5,859,559,014,429,566,976 - Step 5: Solve for x
x = 5,859,559,014,429,566,976/4,032,372,511.70 - Step 6: Final answer
x = 1,453,129,391.55
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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.