Finding the Fourth Proportional to 2,518,866,306, 3,475,867,540.68 and 1,447,204,113.36
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Solution
The fourth proportional to 2,518,866,306, 3,475,867,540.68 and 1,447,204,113.36 is: 1,997,045,174.80
Step by Step Solution
- Step 1: Write the proportion equation
2,518,866,306 : 3,475,867,540.68 = 1,447,204,113.36 : x - Step 2: Convert to fraction form
2,518,866,306/3,475,867,540.68 = 1,447,204,113.36/x - Step 3: Cross multiply
2,518,866,306x = 3,475,867,540.68 × 1,447,204,113.36 - Step 4: Simplify right side
2,518,866,306x = 5,030,289,802,366,602,240 - Step 5: Solve for x
x = 5,030,289,802,366,602,240/2,518,866,306 - Step 6: Final answer
x = 1,997,045,174.80
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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.