Finding the Fourth Proportional to 967,712,834.70, 1,451,569,252.05 and 867,943,644.30
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Solution
The fourth proportional to 967,712,834.70, 1,451,569,252.05 and 867,943,644.30 is: 1,301,915,466.45
Step by Step Solution
- Step 1: Write the proportion equation
967,712,834.70 : 1,451,569,252.05 = 867,943,644.30 : x - Step 2: Convert to fraction form
967,712,834.70/1,451,569,252.05 = 867,943,644.30/x - Step 3: Cross multiply
967,712,834.70x = 1,451,569,252.05 × 867,943,644.30 - Step 4: Simplify right side
967,712,834.70x = 1,259,880,306,578,102,016 - Step 5: Solve for x
x = 1,259,880,306,578,102,016/967,712,834.70 - Step 6: Final answer
x = 1,301,915,466.45
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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.