Finding the Fourth Proportional to 541,756,205.92, 747,598,541.82 and 306,808,547.68
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Solution
The fourth proportional to 541,756,205.92, 747,598,541.82 and 306,808,547.68 is: 423,381,625.09
Step by Step Solution
- Step 1: Write the proportion equation
541,756,205.92 : 747,598,541.82 = 306,808,547.68 : x - Step 2: Convert to fraction form
541,756,205.92/747,598,541.82 = 306,808,547.68/x - Step 3: Cross multiply
541,756,205.92x = 747,598,541.82 × 306,808,547.68 - Step 4: Simplify right side
541,756,205.92x = 229,369,622,863,479,968 - Step 5: Solve for x
x = 229,369,622,863,479,968/541,756,205.92 - Step 6: Final answer
x = 423,381,625.09
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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.