Finding the Fourth Proportional to 895,372,318.28, 1,235,618,701.11 and 519,251,908.84
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Solution
The fourth proportional to 895,372,318.28, 1,235,618,701.11 and 519,251,908.84 is: 716,570,476.94
Step by Step Solution
- Step 1: Write the proportion equation
895,372,318.28 : 1,235,618,701.11 = 519,251,908.84 : x - Step 2: Convert to fraction form
895,372,318.28/1,235,618,701.11 = 519,251,908.84/x - Step 3: Cross multiply
895,372,318.28x = 1,235,618,701.11 × 519,251,908.84 - Step 4: Simplify right side
895,372,318.28x = 641,597,369,146,679,808 - Step 5: Solve for x
x = 641,597,369,146,679,808/895,372,318.28 - Step 6: Final answer
x = 716,570,476.94
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.