Finding the Fourth Proportional to 6,248,543,743.02, 8,622,420,422.43 and 3,707,787,881.10
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Solution
The fourth proportional to 6,248,543,743.02, 8,622,420,422.43 and 3,707,787,881.10 is: 5,116,409,080.72
Step by Step Solution
- Step 1: Write the proportion equation
6,248,543,743.02 : 8,622,420,422.43 = 3,707,787,881.10 : x - Step 2: Convert to fraction form
6,248,543,743.02/8,622,420,422.43 = 3,707,787,881.10/x - Step 3: Cross multiply
6,248,543,743.02x = 8,622,420,422.43 × 3,707,787,881.10 - Step 4: Simplify right side
6,248,543,743.02x = 31,970,105,948,035,096,576 - Step 5: Solve for x
x = 31,970,105,948,035,096,576/6,248,543,743.02 - Step 6: Final answer
x = 5,116,409,080.72
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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.