Finding the Fourth Proportional to 3,720,837,841.80, 5,582,073,994.74 and 1,100,437,653.36
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Solution
The fourth proportional to 3,720,837,841.80, 5,582,073,994.74 and 1,100,437,653.36 is: 1,650,898,176.39
Step by Step Solution
- Step 1: Write the proportion equation
3,720,837,841.80 : 5,582,073,994.74 = 1,100,437,653.36 : x - Step 2: Convert to fraction form
3,720,837,841.80/5,582,073,994.74 = 1,100,437,653.36/x - Step 3: Cross multiply
3,720,837,841.80x = 5,582,073,994.74 × 1,100,437,653.36 - Step 4: Simplify right side
3,720,837,841.80x = 6,142,724,407,653,565,440 - Step 5: Solve for x
x = 6,142,724,407,653,565,440/3,720,837,841.80 - Step 6: Final answer
x = 1,650,898,176.39
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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.