Finding the Fourth Proportional to 1,346,684,901.60, 1,859,708,591.28 and 1,273,318,124.64
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Solution
The fourth proportional to 1,346,684,901.60, 1,859,708,591.28 and 1,273,318,124.64 is: 1,758,392,518.56
Step by Step Solution
- Step 1: Write the proportion equation
1,346,684,901.60 : 1,859,708,591.28 = 1,273,318,124.64 : x - Step 2: Convert to fraction form
1,346,684,901.60/1,859,708,591.28 = 1,273,318,124.64/x - Step 3: Cross multiply
1,346,684,901.60x = 1,859,708,591.28 × 1,273,318,124.64 - Step 4: Simplify right side
1,346,684,901.60x = 2,368,000,655,825,546,240 - Step 5: Solve for x
x = 2,368,000,655,825,546,240/1,346,684,901.60 - Step 6: Final answer
x = 1,758,392,518.56
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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.