Finding the Fourth Proportional to 635,862,154.84, 954,163,369.86 and 267,370,440.28
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Solution
The fourth proportional to 635,862,154.84, 954,163,369.86 and 267,370,440.28 is: 401,211,297.70
Step by Step Solution
- Step 1: Write the proportion equation
635,862,154.84 : 954,163,369.86 = 267,370,440.28 : x - Step 2: Convert to fraction form
635,862,154.84/954,163,369.86 = 267,370,440.28/x - Step 3: Cross multiply
635,862,154.84x = 954,163,369.86 × 267,370,440.28 - Step 4: Simplify right side
635,862,154.84x = 255,115,080,298,516,672 - Step 5: Solve for x
x = 255,115,080,298,516,672/635,862,154.84 - Step 6: Final answer
x = 401,211,297.70
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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.