Finding the Fourth Proportional to 1,637,068,276.80, 2,455,623,410.40 and 546,551,344.80
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Solution
The fourth proportional to 1,637,068,276.80, 2,455,623,410.40 and 546,551,344.80 is: 819,834,026.65
Step by Step Solution
- Step 1: Write the proportion equation
1,637,068,276.80 : 2,455,623,410.40 = 546,551,344.80 : x - Step 2: Convert to fraction form
1,637,068,276.80/2,455,623,410.40 = 546,551,344.80/x - Step 3: Cross multiply
1,637,068,276.80x = 2,455,623,410.40 × 546,551,344.80 - Step 4: Simplify right side
1,637,068,276.80x = 1,342,124,277,276,482,304 - Step 5: Solve for x
x = 1,342,124,277,276,482,304/1,637,068,276.80 - Step 6: Final answer
x = 819,834,026.65
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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.