Finding the Fourth Proportional to 2,247,278,727.41, 3,101,174,602.67 and 1,243,635,908.93
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Solution
The fourth proportional to 2,247,278,727.41, 3,101,174,602.67 and 1,243,635,908.93 is: 1,716,178,793.80
Step by Step Solution
- Step 1: Write the proportion equation
2,247,278,727.41 : 3,101,174,602.67 = 1,243,635,908.93 : x - Step 2: Convert to fraction form
2,247,278,727.41/3,101,174,602.67 = 1,243,635,908.93/x - Step 3: Cross multiply
2,247,278,727.41x = 3,101,174,602.67 × 1,243,635,908.93 - Step 4: Simplify right side
2,247,278,727.41x = 3,856,732,095,742,137,344 - Step 5: Solve for x
x = 3,856,732,095,742,137,344/2,247,278,727.41 - Step 6: Final answer
x = 1,716,178,793.80
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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.