Finding the Fourth Proportional to 1,455,827,114.70, 2,183,740,672.05 and 1,197,334,212.30
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Solution
The fourth proportional to 1,455,827,114.70, 2,183,740,672.05 and 1,197,334,212.30 is: 1,796,001,318.45
Step by Step Solution
- Step 1: Write the proportion equation
1,455,827,114.70 : 2,183,740,672.05 = 1,197,334,212.30 : x - Step 2: Convert to fraction form
1,455,827,114.70/2,183,740,672.05 = 1,197,334,212.30/x - Step 3: Cross multiply
1,455,827,114.70x = 2,183,740,672.05 × 1,197,334,212.30 - Step 4: Simplify right side
1,455,827,114.70x = 2,614,667,417,436,459,520 - Step 5: Solve for x
x = 2,614,667,417,436,459,520/1,455,827,114.70 - Step 6: Final answer
x = 1,796,001,318.45
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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.