Finding the Fourth Proportional to 2,738,885,952.26, 3,779,343,748.88 and 1,533,293,214.95
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Solution
The fourth proportional to 2,738,885,952.26, 3,779,343,748.88 and 1,533,293,214.95 is: 2,115,766,128.32
Step by Step Solution
- Step 1: Write the proportion equation
2,738,885,952.26 : 3,779,343,748.88 = 1,533,293,214.95 : x - Step 2: Convert to fraction form
2,738,885,952.26/3,779,343,748.88 = 1,533,293,214.95/x - Step 3: Cross multiply
2,738,885,952.26x = 3,779,343,748.88 × 1,533,293,214.95 - Step 4: Simplify right side
2,738,885,952.26x = 5,794,842,127,123,182,592 - Step 5: Solve for x
x = 5,794,842,127,123,182,592/2,738,885,952.26 - Step 6: Final answer
x = 2,115,766,128.32
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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.