Finding the Fourth Proportional to 1,667,325,596.28, 2,497,831,590.42 and 1,112,956,438.20
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Solution
The fourth proportional to 1,667,325,596.28, 2,497,831,590.42 and 1,112,956,438.20 is: 1,667,327,459.20
Step by Step Solution
- Step 1: Write the proportion equation
1,667,325,596.28 : 2,497,831,590.42 = 1,112,956,438.20 : x - Step 2: Convert to fraction form
1,667,325,596.28/2,497,831,590.42 = 1,112,956,438.20/x - Step 3: Cross multiply
1,667,325,596.28x = 2,497,831,590.42 × 1,112,956,438.20 - Step 4: Simplify right side
1,667,325,596.28x = 2,779,977,750,097,284,608 - Step 5: Solve for x
x = 2,779,977,750,097,284,608/1,667,325,596.28 - Step 6: Final answer
x = 1,667,327,459.20
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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.