Finding the Fourth Proportional to 2,794,846,128.84, 4,190,696,105.58 and 928,492,652.52
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Solution
The fourth proportional to 2,794,846,128.84, 4,190,696,105.58 and 928,492,652.52 is: 1,392,216,373.85
Step by Step Solution
- Step 1: Write the proportion equation
2,794,846,128.84 : 4,190,696,105.58 = 928,492,652.52 : x - Step 2: Convert to fraction form
2,794,846,128.84/4,190,696,105.58 = 928,492,652.52/x - Step 3: Cross multiply
2,794,846,128.84x = 4,190,696,105.58 × 928,492,652.52 - Step 4: Simplify right side
2,794,846,128.84x = 3,891,030,542,975,207,936 - Step 5: Solve for x
x = 3,891,030,542,975,207,936/2,794,846,128.84 - Step 6: Final answer
x = 1,392,216,373.85
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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.