Finding the Fourth Proportional to 2,436,811,182.90, 3,655,563,841.04 and 756,241,868.59
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Solution
The fourth proportional to 2,436,811,182.90, 3,655,563,841.04 and 756,241,868.59 is: 1,134,470,511.82
Step by Step Solution
- Step 1: Write the proportion equation
2,436,811,182.90 : 3,655,563,841.04 = 756,241,868.59 : x - Step 2: Convert to fraction form
2,436,811,182.90/3,655,563,841.04 = 756,241,868.59/x - Step 3: Cross multiply
2,436,811,182.90x = 3,655,563,841.04 × 756,241,868.59 - Step 4: Simplify right side
2,436,811,182.90x = 2,764,490,429,885,207,040 - Step 5: Solve for x
x = 2,764,490,429,885,207,040/2,436,811,182.90 - Step 6: Final answer
x = 1,134,470,511.82
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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.