Finding the Fourth Proportional to 4,807,996,386.74, 6,641,258,998.45 and 3,975,981,804.98
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Solution
The fourth proportional to 4,807,996,386.74, 6,641,258,998.45 and 3,975,981,804.98 is: 5,492,001,826.96
Step by Step Solution
- Step 1: Write the proportion equation
4,807,996,386.74 : 6,641,258,998.45 = 3,975,981,804.98 : x - Step 2: Convert to fraction form
4,807,996,386.74/6,641,258,998.45 = 3,975,981,804.98/x - Step 3: Cross multiply
4,807,996,386.74x = 6,641,258,998.45 × 3,975,981,804.98 - Step 4: Simplify right side
4,807,996,386.74x = 26,405,524,939,996,897,280 - Step 5: Solve for x
x = 26,405,524,939,996,897,280/4,807,996,386.74 - Step 6: Final answer
x = 5,492,001,826.96
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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.