Finding the Fourth Proportional to 2,534,237,870.16, 3,497,255,793.74 and 1,405,287,166.44
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Solution
The fourth proportional to 2,534,237,870.16, 3,497,255,793.74 and 1,405,287,166.44 is: 1,939,300,466.85
Step by Step Solution
- Step 1: Write the proportion equation
2,534,237,870.16 : 3,497,255,793.74 = 1,405,287,166.44 : x - Step 2: Convert to fraction form
2,534,237,870.16/3,497,255,793.74 = 1,405,287,166.44/x - Step 3: Cross multiply
2,534,237,870.16x = 3,497,255,793.74 × 1,405,287,166.44 - Step 4: Simplify right side
2,534,237,870.16x = 4,914,648,684,700,758,016 - Step 5: Solve for x
x = 4,914,648,684,700,758,016/2,534,237,870.16 - Step 6: Final answer
x = 1,939,300,466.85
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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.