Finding the Fourth Proportional to 931,615,375.28, 1,396,898,700.36 and 309,497,549.84
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Solution
The fourth proportional to 931,615,375.28, 1,396,898,700.36 and 309,497,549.84 is: 464,072,123.12
Step by Step Solution
- Step 1: Write the proportion equation
931,615,375.28 : 1,396,898,700.36 = 309,497,549.84 : x - Step 2: Convert to fraction form
931,615,375.28/1,396,898,700.36 = 309,497,549.84/x - Step 3: Cross multiply
931,615,375.28x = 1,396,898,700.36 × 309,497,549.84 - Step 4: Simplify right side
931,615,375.28x = 432,336,725,136,100,288 - Step 5: Solve for x
x = 432,336,725,136,100,288/931,615,375.28 - Step 6: Final answer
x = 464,072,123.12
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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.