Finding the Fourth Proportional to 1,474,135,553.25, 2,034,357,264.15 and 871,822,491.01
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Solution
The fourth proportional to 1,474,135,553.25, 2,034,357,264.15 and 871,822,491.01 is: 1,203,144,726.91
Step by Step Solution
- Step 1: Write the proportion equation
1,474,135,553.25 : 2,034,357,264.15 = 871,822,491.01 : x - Step 2: Convert to fraction form
1,474,135,553.25/2,034,357,264.15 = 871,822,491.01/x - Step 3: Cross multiply
1,474,135,553.25x = 2,034,357,264.15 × 871,822,491.01 - Step 4: Simplify right side
1,474,135,553.25x = 1,773,598,417,642,228,480 - Step 5: Solve for x
x = 1,773,598,417,642,228,480/1,474,135,553.25 - Step 6: Final answer
x = 1,203,144,726.91
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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.