Finding the Fourth Proportional to 1,679,616,217.35, 2,519,424,326.03 and 1,244,259,750.15
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Solution
The fourth proportional to 1,679,616,217.35, 2,519,424,326.03 and 1,244,259,750.15 is: 1,866,389,625.23
Step by Step Solution
- Step 1: Write the proportion equation
1,679,616,217.35 : 2,519,424,326.03 = 1,244,259,750.15 : x - Step 2: Convert to fraction form
1,679,616,217.35/2,519,424,326.03 = 1,244,259,750.15/x - Step 3: Cross multiply
1,679,616,217.35x = 2,519,424,326.03 × 1,244,259,750.15 - Step 4: Simplify right side
1,679,616,217.35x = 3,134,818,282,421,699,072 - Step 5: Solve for x
x = 3,134,818,282,421,699,072/1,679,616,217.35 - Step 6: Final answer
x = 1,866,389,625.23
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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.