Finding the Fourth Proportional to 15,306,759,062.08, 21,123,327,334.08 and 8,266,228,694.08
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Solution
The fourth proportional to 15,306,759,062.08, 21,123,327,334.08 and 8,266,228,694.08 is: 11,407,395,505.17
Step by Step Solution
- Step 1: Write the proportion equation
15,306,759,062.08 : 21,123,327,334.08 = 8,266,228,694.08 : x - Step 2: Convert to fraction form
15,306,759,062.08/21,123,327,334.08 = 8,266,228,694.08/x - Step 3: Cross multiply
15,306,759,062.08x = 21,123,327,334.08 × 8,266,228,694.08 - Step 4: Simplify right side
15,306,759,062.08x = 174,610,254,523,416,510,464 - Step 5: Solve for x
x = 174,610,254,523,416,510,464/15,306,759,062.08 - Step 6: Final answer
x = 11,407,395,505.17
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.