Finding the Fourth Proportional to 2,634,250,646.53, 3,951,608,230.67 and 743,463,663.05
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Solution
The fourth proportional to 2,634,250,646.53, 3,951,608,230.67 and 743,463,663.05 is: 1,115,261,045.48
Step by Step Solution
- Step 1: Write the proportion equation
2,634,250,646.53 : 3,951,608,230.67 = 743,463,663.05 : x - Step 2: Convert to fraction form
2,634,250,646.53/3,951,608,230.67 = 743,463,663.05/x - Step 3: Cross multiply
2,634,250,646.53x = 3,951,608,230.67 × 743,463,663.05 - Step 4: Simplify right side
2,634,250,646.53x = 2,937,877,130,118,609,408 - Step 5: Solve for x
x = 2,937,877,130,118,609,408/2,634,250,646.53 - Step 6: Final answer
x = 1,115,261,045.48
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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.