Finding the Fourth Proportional to 4,195,990,927.53, 5,790,393,947.03 and 2,316,347,864.01
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Solution
The fourth proportional to 4,195,990,927.53, 5,790,393,947.03 and 2,316,347,864.01 is: 3,196,519,459.32
Step by Step Solution
- Step 1: Write the proportion equation
4,195,990,927.53 : 5,790,393,947.03 = 2,316,347,864.01 : x - Step 2: Convert to fraction form
4,195,990,927.53/5,790,393,947.03 = 2,316,347,864.01/x - Step 3: Cross multiply
4,195,990,927.53x = 5,790,393,947.03 × 2,316,347,864.01 - Step 4: Simplify right side
4,195,990,927.53x = 13,412,566,650,967,791,616 - Step 5: Solve for x
x = 13,412,566,650,967,791,616/4,195,990,927.53 - Step 6: Final answer
x = 3,196,519,459.32
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.