Finding the Fourth Proportional to 1,171,219,375.66, 1,756,767,189.00 and 384,169,355.49
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Solution
The fourth proportional to 1,171,219,375.66, 1,756,767,189.00 and 384,169,355.49 is: 576,233,737.91
Step by Step Solution
- Step 1: Write the proportion equation
1,171,219,375.66 : 1,756,767,189.00 = 384,169,355.49 : x - Step 2: Convert to fraction form
1,171,219,375.66/1,756,767,189.00 = 384,169,355.49/x - Step 3: Cross multiply
1,171,219,375.66x = 1,756,767,189.00 × 384,169,355.49 - Step 4: Simplify right side
1,171,219,375.66x = 674,896,118,741,515,392 - Step 5: Solve for x
x = 674,896,118,741,515,392/1,171,219,375.66 - Step 6: Final answer
x = 576,233,737.91
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.