Finding the Fourth Proportional to 4,153,413,261.20, 6,230,119,891.80 and 2,519,482,816.40
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Solution
The fourth proportional to 4,153,413,261.20, 6,230,119,891.80 and 2,519,482,816.40 is: 3,779,224,224.60
Step by Step Solution
- Step 1: Write the proportion equation
4,153,413,261.20 : 6,230,119,891.80 = 2,519,482,816.40 : x - Step 2: Convert to fraction form
4,153,413,261.20/6,230,119,891.80 = 2,519,482,816.40/x - Step 3: Cross multiply
4,153,413,261.20x = 6,230,119,891.80 × 2,519,482,816.40 - Step 4: Simplify right side
4,153,413,261.20x = 15,696,680,011,501,928,448 - Step 5: Solve for x
x = 15,696,680,011,501,928,448/4,153,413,261.20 - Step 6: Final answer
x = 3,779,224,224.60
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1.5x scale
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.