Finding the Fourth Proportional to 1,696,565,490.60, 2,544,848,235.90 and 880,272,114.60
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Solution
The fourth proportional to 1,696,565,490.60, 2,544,848,235.90 and 880,272,114.60 is: 1,320,408,171.90
Step by Step Solution
- Step 1: Write the proportion equation
1,696,565,490.60 : 2,544,848,235.90 = 880,272,114.60 : x - Step 2: Convert to fraction form
1,696,565,490.60/2,544,848,235.90 = 880,272,114.60/x - Step 3: Cross multiply
1,696,565,490.60x = 2,544,848,235.90 × 880,272,114.60 - Step 4: Simplify right side
1,696,565,490.60x = 2,240,158,937,951,772,672 - Step 5: Solve for x
x = 2,240,158,937,951,772,672/1,696,565,490.60 - Step 6: Final answer
x = 1,320,408,171.90
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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.