Finding the Fourth Proportional to 954,073,873.48, 1,429,452,312.84 and 669,529,568.44
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Solution
The fourth proportional to 954,073,873.48, 1,429,452,312.84 and 669,529,568.44 is: 1,003,130,487.82
Step by Step Solution
- Step 1: Write the proportion equation
954,073,873.48 : 1,429,452,312.84 = 669,529,568.44 : x - Step 2: Convert to fraction form
954,073,873.48/1,429,452,312.84 = 669,529,568.44/x - Step 3: Cross multiply
954,073,873.48x = 1,429,452,312.84 × 669,529,568.44 - Step 4: Simplify right side
954,073,873.48x = 957,060,590,124,986,496 - Step 5: Solve for x
x = 957,060,590,124,986,496/954,073,873.48 - Step 6: Final answer
x = 1,003,130,487.82
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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.