Finding the Fourth Proportional to 1,062,882,901.80, 1,594,324,352.70 and 972,484,787.70
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Solution
The fourth proportional to 1,062,882,901.80, 1,594,324,352.70 and 972,484,787.70 is: 1,458,727,181.55
Step by Step Solution
- Step 1: Write the proportion equation
1,062,882,901.80 : 1,594,324,352.70 = 972,484,787.70 : x - Step 2: Convert to fraction form
1,062,882,901.80/1,594,324,352.70 = 972,484,787.70/x - Step 3: Cross multiply
1,062,882,901.80x = 1,594,324,352.70 × 972,484,787.70 - Step 4: Simplify right side
1,062,882,901.80x = 1,550,456,179,660,399,616 - Step 5: Solve for x
x = 1,550,456,179,660,399,616/1,062,882,901.80 - Step 6: Final answer
x = 1,458,727,181.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.