Finding the Fourth Proportional to 6,657,977,385.84, 9,973,068,560.35 and 3,993,583,653.96
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Solution
The fourth proportional to 6,657,977,385.84, 9,973,068,560.35 and 3,993,583,653.96 is: 5,982,039,480.51
Step by Step Solution
- Step 1: Write the proportion equation
6,657,977,385.84 : 9,973,068,560.35 = 3,993,583,653.96 : x - Step 2: Convert to fraction form
6,657,977,385.84/9,973,068,560.35 = 3,993,583,653.96/x - Step 3: Cross multiply
6,657,977,385.84x = 9,973,068,560.35 × 3,993,583,653.96 - Step 4: Simplify right side
6,657,977,385.84x = 39,828,283,582,416,183,296 - Step 5: Solve for x
x = 39,828,283,582,416,183,296/6,657,977,385.84 - Step 6: Final answer
x = 5,982,039,480.51
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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.