Finding the Fourth Proportional to 799,379,847.12, 1,102,806,394.74 and 535,146,971.88
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Solution
The fourth proportional to 799,379,847.12, 1,102,806,394.74 and 535,146,971.88 is: 738,276,683.91
Step by Step Solution
- Step 1: Write the proportion equation
799,379,847.12 : 1,102,806,394.74 = 535,146,971.88 : x - Step 2: Convert to fraction form
799,379,847.12/1,102,806,394.74 = 535,146,971.88/x - Step 3: Cross multiply
799,379,847.12x = 1,102,806,394.74 × 535,146,971.88 - Step 4: Simplify right side
799,379,847.12x = 590,163,502,715,010,944 - Step 5: Solve for x
x = 590,163,502,715,010,944/799,379,847.12 - Step 6: Final answer
x = 738,276,683.91
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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.