Finding the Fourth Proportional to 4,146,999,734.14, 5,722,860,118.34 and 2,267,406,291.23
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Solution
The fourth proportional to 4,146,999,734.14, 5,722,860,118.34 and 2,267,406,291.23 is: 3,129,020,947.20
Step by Step Solution
- Step 1: Write the proportion equation
4,146,999,734.14 : 5,722,860,118.34 = 2,267,406,291.23 : x - Step 2: Convert to fraction form
4,146,999,734.14/5,722,860,118.34 = 2,267,406,291.23/x - Step 3: Cross multiply
4,146,999,734.14x = 5,722,860,118.34 × 2,267,406,291.23 - Step 4: Simplify right side
4,146,999,734.14x = 12,976,049,036,153,378,816 - Step 5: Solve for x
x = 12,976,049,036,153,378,816/4,146,999,734.14 - Step 6: Final answer
x = 3,129,020,947.20
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1.5x scale
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.