Finding the Fourth Proportional to 2,269,905,855, 3,132,471,423.33 and 1,266,323,425.74
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Solution
The fourth proportional to 2,269,905,855, 3,132,471,423.33 and 1,266,323,425.74 is: 1,747,527,076.99
Step by Step Solution
- Step 1: Write the proportion equation
2,269,905,855 : 3,132,471,423.33 = 1,266,323,425.74 : x - Step 2: Convert to fraction form
2,269,905,855/3,132,471,423.33 = 1,266,323,425.74/x - Step 3: Cross multiply
2,269,905,855x = 3,132,471,423.33 × 1,266,323,425.74 - Step 4: Simplify right side
2,269,905,855x = 3,966,721,943,835,802,624 - Step 5: Solve for x
x = 3,966,721,943,835,802,624/2,269,905,855 - Step 6: Final answer
x = 1,747,527,076.99
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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.