Finding the Fourth Proportional to 5,897,684,242.41, 8,138,749,250.38 and 3,221,463,397.70
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Solution
The fourth proportional to 5,897,684,242.41, 8,138,749,250.38 and 3,221,463,397.70 is: 4,445,589,444.18
Step by Step Solution
- Step 1: Write the proportion equation
5,897,684,242.41 : 8,138,749,250.38 = 3,221,463,397.70 : x - Step 2: Convert to fraction form
5,897,684,242.41/8,138,749,250.38 = 3,221,463,397.70/x - Step 3: Cross multiply
5,897,684,242.41x = 8,138,749,250.38 × 3,221,463,397.70 - Step 4: Simplify right side
5,897,684,242.41x = 26,218,682,813,144,342,528 - Step 5: Solve for x
x = 26,218,682,813,144,342,528/5,897,684,242.41 - Step 6: Final answer
x = 4,445,589,444.18
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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.