Finding the Fourth Proportional to 6,780,731,725.19, 9,357,933,932.76 and 4,068,101,614.26
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Solution
The fourth proportional to 6,780,731,725.19, 9,357,933,932.76 and 4,068,101,614.26 is: 5,614,294,692.80
Step by Step Solution
- Step 1: Write the proportion equation
6,780,731,725.19 : 9,357,933,932.76 = 4,068,101,614.26 : x - Step 2: Convert to fraction form
6,780,731,725.19/9,357,933,932.76 = 4,068,101,614.26/x - Step 3: Cross multiply
6,780,731,725.19x = 9,357,933,932.76 × 4,068,101,614.26 - Step 4: Simplify right side
6,780,731,725.19x = 38,069,026,137,999,392,768 - Step 5: Solve for x
x = 38,069,026,137,999,392,768/6,780,731,725.19 - Step 6: Final answer
x = 5,614,294,692.80
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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.