Finding the Fourth Proportional to 1,006,011,456.18, 1,509,242,247.57 and 306,558,334.18
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Solution
The fourth proportional to 1,006,011,456.18, 1,509,242,247.57 and 306,558,334.18 is: 459,906,084.02
Step by Step Solution
- Step 1: Write the proportion equation
1,006,011,456.18 : 1,509,242,247.57 = 306,558,334.18 : x - Step 2: Convert to fraction form
1,006,011,456.18/1,509,242,247.57 = 306,558,334.18/x - Step 3: Cross multiply
1,006,011,456.18x = 1,509,242,247.57 × 306,558,334.18 - Step 4: Simplify right side
1,006,011,456.18x = 462,670,789,289,138,368 - Step 5: Solve for x
x = 462,670,789,289,138,368/1,006,011,456.18 - Step 6: Final answer
x = 459,906,084.02
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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.