Finding the Fourth Proportional to 6,499,378,939.62, 9,742,264,120.92 and 2,719,936,698.48
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Solution
The fourth proportional to 6,499,378,939.62, 9,742,264,120.92 and 2,719,936,698.48 is: 4,077,057,508.87
Step by Step Solution
- Step 1: Write the proportion equation
6,499,378,939.62 : 9,742,264,120.92 = 2,719,936,698.48 : x - Step 2: Convert to fraction form
6,499,378,939.62/9,742,264,120.92 = 2,719,936,698.48/x - Step 3: Cross multiply
6,499,378,939.62x = 9,742,264,120.92 × 2,719,936,698.48 - Step 4: Simplify right side
6,499,378,939.62x = 26,498,341,708,775,305,216 - Step 5: Solve for x
x = 26,498,341,708,775,305,216/6,499,378,939.62 - Step 6: Final answer
x = 4,077,057,508.87
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.