Finding the Fourth Proportional to 649,618,000.28, 974,484,261.48 and 183,283,509.14
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Solution
The fourth proportional to 649,618,000.28, 974,484,261.48 and 183,283,509.14 is: 274,941,419.37
Step by Step Solution
- Step 1: Write the proportion equation
649,618,000.28 : 974,484,261.48 = 183,283,509.14 : x - Step 2: Convert to fraction form
649,618,000.28/974,484,261.48 = 183,283,509.14/x - Step 3: Cross multiply
649,618,000.28x = 974,484,261.48 × 183,283,509.14 - Step 4: Simplify right side
649,618,000.28x = 178,606,895,045,755,712 - Step 5: Solve for x
x = 178,606,895,045,755,712/649,618,000.28 - Step 6: Final answer
x = 274,941,419.37
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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.