Finding the Fourth Proportional to 4,635,855,969.52, 6,953,826,998.40 and 1,319,670,423.84
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Solution
The fourth proportional to 4,635,855,969.52, 6,953,826,998.40 and 1,319,670,423.84 is: 1,979,517,888.96
Step by Step Solution
- Step 1: Write the proportion equation
4,635,855,969.52 : 6,953,826,998.40 = 1,319,670,423.84 : x - Step 2: Convert to fraction form
4,635,855,969.52/6,953,826,998.40 = 1,319,670,423.84/x - Step 3: Cross multiply
4,635,855,969.52x = 6,953,826,998.40 × 1,319,670,423.84 - Step 4: Simplify right side
4,635,855,969.52x = 9,176,759,822,288,562,176 - Step 5: Solve for x
x = 9,176,759,822,288,562,176/4,635,855,969.52 - Step 6: Final answer
x = 1,979,517,888.96
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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.