Finding the Fourth Proportional to 4,612,381,300.62, 6,919,751,749.95 and 1,340,830,504.62
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Solution
The fourth proportional to 4,612,381,300.62, 6,919,751,749.95 and 1,340,830,504.62 is: 2,011,588,727.39
Step by Step Solution
- Step 1: Write the proportion equation
4,612,381,300.62 : 6,919,751,749.95 = 1,340,830,504.62 : x - Step 2: Convert to fraction form
4,612,381,300.62/6,919,751,749.95 = 1,340,830,504.62/x - Step 3: Cross multiply
4,612,381,300.62x = 6,919,751,749.95 × 1,340,830,504.62 - Step 4: Simplify right side
4,612,381,300.62x = 9,278,214,230,730,586,112 - Step 5: Solve for x
x = 9,278,214,230,730,586,112/4,612,381,300.62 - Step 6: Final answer
x = 2,011,588,727.39
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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.