Finding the Fourth Proportional to 2,056,139,257,643, 2,837,434,003,161.20 and 1,130,173,539,639
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Solution
The fourth proportional to 2,056,139,257,643, 2,837,434,003,161.20 and 1,130,173,539,639 is: 1,559,618,502,941.66
Step by Step Solution
- Step 1: Write the proportion equation
2,056,139,257,643 : 2,837,434,003,161.20 = 1,130,173,539,639 : x - Step 2: Convert to fraction form
2,056,139,257,643/2,837,434,003,161.20 = 1,130,173,539,639/x - Step 3: Cross multiply
2,056,139,257,643x = 2,837,434,003,161.20 × 1,130,173,539,639 - Step 4: Simplify right side
2,056,139,257,643x = 3,206,792,830,844,751,335,915,520 - Step 5: Solve for x
x = 3,206,792,830,844,751,335,915,520/2,056,139,257,643 - Step 6: Final answer
x = 1,559,618,502,941.66
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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.