Finding the Fourth Proportional to 750,674,905.49, 1,126,199,909.45 and 529,777,554.17
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Solution
The fourth proportional to 750,674,905.49, 1,126,199,909.45 and 529,777,554.17 is: 794,798,692.70
Step by Step Solution
- Step 1: Write the proportion equation
750,674,905.49 : 1,126,199,909.45 = 529,777,554.17 : x - Step 2: Convert to fraction form
750,674,905.49/1,126,199,909.45 = 529,777,554.17/x - Step 3: Cross multiply
750,674,905.49x = 1,126,199,909.45 × 529,777,554.17 - Step 4: Simplify right side
750,674,905.49x = 596,635,433,530,589,952 - Step 5: Solve for x
x = 596,635,433,530,589,952/750,674,905.49 - Step 6: Final answer
x = 794,798,692.70
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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.