Finding the Fourth Proportional to 952,091,015.09, 1,427,484,545.12 and 484,847,989.47
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Solution
The fourth proportional to 952,091,015.09, 1,427,484,545.12 and 484,847,989.47 is: 726,939,967.65
Step by Step Solution
- Step 1: Write the proportion equation
952,091,015.09 : 1,427,484,545.12 = 484,847,989.47 : x - Step 2: Convert to fraction form
952,091,015.09/1,427,484,545.12 = 484,847,989.47/x - Step 3: Cross multiply
952,091,015.09x = 1,427,484,545.12 × 484,847,989.47 - Step 4: Simplify right side
952,091,015.09x = 692,113,011,702,141,696 - Step 5: Solve for x
x = 692,113,011,702,141,696/952,091,015.09 - Step 6: Final answer
x = 726,939,967.65
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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.