Finding the Fourth Proportional to 5,020,310,326.40, 7,530,465,489.60 and 1,526,688,051.20
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Solution
The fourth proportional to 5,020,310,326.40, 7,530,465,489.60 and 1,526,688,051.20 is: 2,290,032,076.80
Step by Step Solution
- Step 1: Write the proportion equation
5,020,310,326.40 : 7,530,465,489.60 = 1,526,688,051.20 : x - Step 2: Convert to fraction form
5,020,310,326.40/7,530,465,489.60 = 1,526,688,051.20/x - Step 3: Cross multiply
5,020,310,326.40x = 7,530,465,489.60 × 1,526,688,051.20 - Step 4: Simplify right side
5,020,310,326.40x = 11,496,671,682,946,279,424 - Step 5: Solve for x
x = 11,496,671,682,946,279,424/5,020,310,326.40 - Step 6: Final answer
x = 2,290,032,076.80
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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.