Finding the Fourth Proportional to 2,577,336,332.55, 3,864,422,321.88 and 1,001,603,782.99
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Solution
The fourth proportional to 2,577,336,332.55, 3,864,422,321.88 and 1,001,603,782.99 is: 1,501,790,809.29
Step by Step Solution
- Step 1: Write the proportion equation
2,577,336,332.55 : 3,864,422,321.88 = 1,001,603,782.99 : x - Step 2: Convert to fraction form
2,577,336,332.55/3,864,422,321.88 = 1,001,603,782.99/x - Step 3: Cross multiply
2,577,336,332.55x = 3,864,422,321.88 × 1,001,603,782.99 - Step 4: Simplify right side
2,577,336,332.55x = 3,870,620,016,666,007,552 - Step 5: Solve for x
x = 3,870,620,016,666,007,552/2,577,336,332.55 - Step 6: Final answer
x = 1,501,790,809.29
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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.