Finding the Fourth Proportional to 6,899,532,985.62, 10,351,041,128.69 and 1,925,250,663.05
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Solution
The fourth proportional to 6,899,532,985.62, 10,351,041,128.69 and 1,925,250,663.05 is: 2,888,361,985.92
Step by Step Solution
- Step 1: Write the proportion equation
6,899,532,985.62 : 10,351,041,128.69 = 1,925,250,663.05 : x - Step 2: Convert to fraction form
6,899,532,985.62/10,351,041,128.69 = 1,925,250,663.05/x - Step 3: Cross multiply
6,899,532,985.62x = 10,351,041,128.69 × 1,925,250,663.05 - Step 4: Simplify right side
6,899,532,985.62x = 19,928,348,796,294,123,520 - Step 5: Solve for x
x = 19,928,348,796,294,123,520/6,899,532,985.62 - Step 6: Final answer
x = 2,888,361,985.92
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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.