Finding the Fourth Proportional to 5,026,119,778.65, 6,936,799,354.61 and 3,818,473,757.72
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Solution
The fourth proportional to 5,026,119,778.65, 6,936,799,354.61 and 3,818,473,757.72 is: 5,270,066,664.67
Step by Step Solution
- Step 1: Write the proportion equation
5,026,119,778.65 : 6,936,799,354.61 = 3,818,473,757.72 : x - Step 2: Convert to fraction form
5,026,119,778.65/6,936,799,354.61 = 3,818,473,757.72/x - Step 3: Cross multiply
5,026,119,778.65x = 6,936,799,354.61 × 3,818,473,757.72 - Step 4: Simplify right side
5,026,119,778.65x = 26,487,986,298,093,539,328 - Step 5: Solve for x
x = 26,487,986,298,093,539,328/5,026,119,778.65 - Step 6: Final answer
x = 5,270,066,664.67
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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.