Finding the Fourth Proportional to 71,342,428,805.64, 107,011,219,541.04 and 18,283,982,923.08
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Solution
The fourth proportional to 71,342,428,805.64, 107,011,219,541.04 and 18,283,982,923.08 is: 27,425,353,235.40
Step by Step Solution
- Step 1: Write the proportion equation
71,342,428,805.64 : 107,011,219,541.04 = 18,283,982,923.08 : x - Step 2: Convert to fraction form
71,342,428,805.64/107,011,219,541.04 = 18,283,982,923.08/x - Step 3: Cross multiply
71,342,428,805.64x = 107,011,219,541.04 × 18,283,982,923.08 - Step 4: Simplify right side
71,342,428,805.64x = 1,956,591,310,666,340,237,312 - Step 5: Solve for x
x = 1,956,591,310,666,340,237,312/71,342,428,805.64 - Step 6: Final answer
x = 27,425,353,235.40
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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.