Finding the Fourth Proportional to 1,006,011,455.18, 1,509,242,246.07 and 306,558,333.18
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Solution
The fourth proportional to 1,006,011,455.18, 1,509,242,246.07 and 306,558,333.18 is: 459,906,082.52
Step by Step Solution
- Step 1: Write the proportion equation
1,006,011,455.18 : 1,509,242,246.07 = 306,558,333.18 : x - Step 2: Convert to fraction form
1,006,011,455.18/1,509,242,246.07 = 306,558,333.18/x - Step 3: Cross multiply
1,006,011,455.18x = 1,509,242,246.07 × 306,558,333.18 - Step 4: Simplify right side
1,006,011,455.18x = 462,670,787,320,610,432 - Step 5: Solve for x
x = 462,670,787,320,610,432/1,006,011,455.18 - Step 6: Final answer
x = 459,906,082.52
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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.