Finding the Fourth Proportional to 220,454,994.84, 330,689,653.68 and 64,995,766.44
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Solution
The fourth proportional to 220,454,994.84, 330,689,653.68 and 64,995,766.44 is: 97,495,761.03
Step by Step Solution
- Step 1: Write the proportion equation
220,454,994.84 : 330,689,653.68 = 64,995,766.44 : x - Step 2: Convert to fraction form
220,454,994.84/330,689,653.68 = 64,995,766.44/x - Step 3: Cross multiply
220,454,994.84x = 330,689,653.68 × 64,995,766.44 - Step 4: Simplify right side
220,454,994.84x = 21,493,427,494,709,768 - Step 5: Solve for x
x = 21,493,427,494,709,768/220,454,994.84 - Step 6: Final answer
x = 97,495,761.03
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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.