Finding the Fourth Proportional to 3,176,059,720.16, 4,763,078,837.77 and 1,048,509,278.80
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Solution
The fourth proportional to 3,176,059,720.16, 4,763,078,837.77 and 1,048,509,278.80 is: 1,572,430,242.84
Step by Step Solution
- Step 1: Write the proportion equation
3,176,059,720.16 : 4,763,078,837.77 = 1,048,509,278.80 : x - Step 2: Convert to fraction form
3,176,059,720.16/4,763,078,837.77 = 1,048,509,278.80/x - Step 3: Cross multiply
3,176,059,720.16x = 4,763,078,837.77 × 1,048,509,278.80 - Step 4: Simplify right side
3,176,059,720.16x = 4,994,132,357,050,890,240 - Step 5: Solve for x
x = 4,994,132,357,050,890,240/3,176,059,720.16 - Step 6: Final answer
x = 1,572,430,242.84
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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.