Finding the Fourth Proportional to 4,270,983,285.60, 6,406,474,928.40 and 1,817,400,232.80
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Solution
The fourth proportional to 4,270,983,285.60, 6,406,474,928.40 and 1,817,400,232.80 is: 2,726,100,349.20
Step by Step Solution
- Step 1: Write the proportion equation
4,270,983,285.60 : 6,406,474,928.40 = 1,817,400,232.80 : x - Step 2: Convert to fraction form
4,270,983,285.60/6,406,474,928.40 = 1,817,400,232.80/x - Step 3: Cross multiply
4,270,983,285.60x = 6,406,474,928.40 × 1,817,400,232.80 - Step 4: Simplify right side
4,270,983,285.60x = 11,643,129,026,301,521,920 - Step 5: Solve for x
x = 11,643,129,026,301,521,920/4,270,983,285.60 - Step 6: Final answer
x = 2,726,100,349.20
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1.5x scale
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.