Finding the Fourth Proportional to 1,825,939,936.70, 2,737,205,966.88 and 720,553,947.08
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Solution
The fourth proportional to 1,825,939,936.70, 2,737,205,966.88 and 720,553,947.08 is: 1,080,158,511.11
Step by Step Solution
- Step 1: Write the proportion equation
1,825,939,936.70 : 2,737,205,966.88 = 720,553,947.08 : x - Step 2: Convert to fraction form
1,825,939,936.70/2,737,205,966.88 = 720,553,947.08/x - Step 3: Cross multiply
1,825,939,936.70x = 2,737,205,966.88 × 720,553,947.08 - Step 4: Simplify right side
1,825,939,936.70x = 1,972,304,563,406,311,936 - Step 5: Solve for x
x = 1,972,304,563,406,311,936/1,825,939,936.70 - Step 6: Final answer
x = 1,080,158,511.11
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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.