Finding the Fourth Proportional to 2,619,894,934.36, 3,909,791,542.64 and 2,340,407,373.24
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Solution
The fourth proportional to 2,619,894,934.36, 3,909,791,542.64 and 2,340,407,373.24 is: 3,492,699,204.92
Step by Step Solution
- Step 1: Write the proportion equation
2,619,894,934.36 : 3,909,791,542.64 = 2,340,407,373.24 : x - Step 2: Convert to fraction form
2,619,894,934.36/3,909,791,542.64 = 2,340,407,373.24/x - Step 3: Cross multiply
2,619,894,934.36x = 3,909,791,542.64 × 2,340,407,373.24 - Step 4: Simplify right side
2,619,894,934.36x = 9,150,504,954,226,049,024 - Step 5: Solve for x
x = 9,150,504,954,226,049,024/2,619,894,934.36 - Step 6: Final answer
x = 3,492,699,204.92
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.