Finding the Fourth Proportional to 1,432,341,134.96, 1,976,630,857.38 and 797,247,954.98
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Solution
The fourth proportional to 1,432,341,134.96, 1,976,630,857.38 and 797,247,954.98 is: 1,100,202,228.60
Step by Step Solution
- Step 1: Write the proportion equation
1,432,341,134.96 : 1,976,630,857.38 = 797,247,954.98 : x - Step 2: Convert to fraction form
1,432,341,134.96/1,976,630,857.38 = 797,247,954.98/x - Step 3: Cross multiply
1,432,341,134.96x = 1,976,630,857.38 × 797,247,954.98 - Step 4: Simplify right side
1,432,341,134.96x = 1,575,864,908,792,582,912 - Step 5: Solve for x
x = 1,575,864,908,792,582,912/1,432,341,134.96 - Step 6: Final answer
x = 1,100,202,228.60
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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.