Finding the Fourth Proportional to 4,098,154,091.13, 5,655,454,537.91 and 2,218,559,374.96
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Solution
The fourth proportional to 4,098,154,091.13, 5,655,454,537.91 and 2,218,559,374.96 is: 3,061,612,961.77
Step by Step Solution
- Step 1: Write the proportion equation
4,098,154,091.13 : 5,655,454,537.91 = 2,218,559,374.96 : x - Step 2: Convert to fraction form
4,098,154,091.13/5,655,454,537.91 = 2,218,559,374.96/x - Step 3: Cross multiply
4,098,154,091.13x = 5,655,454,537.91 × 2,218,559,374.96 - Step 4: Simplify right side
4,098,154,091.13x = 12,546,961,684,740,304,896 - Step 5: Solve for x
x = 12,546,961,684,740,304,896/4,098,154,091.13 - Step 6: Final answer
x = 3,061,612,961.77
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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.