Finding the Fourth Proportional to 1,052,832,126.46, 1,576,741,565.11 and 609,239,686.54
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Solution
The fourth proportional to 1,052,832,126.46, 1,576,741,565.11 and 609,239,686.54 is: 912,409,027.75
Step by Step Solution
- Step 1: Write the proportion equation
1,052,832,126.46 : 1,576,741,565.11 = 609,239,686.54 : x - Step 2: Convert to fraction form
1,052,832,126.46/1,576,741,565.11 = 609,239,686.54/x - Step 3: Cross multiply
1,052,832,126.46x = 1,576,741,565.11 × 609,239,686.54 - Step 4: Simplify right side
1,052,832,126.46x = 960,613,536,882,205,312 - Step 5: Solve for x
x = 960,613,536,882,205,312/1,052,832,126.46 - Step 6: Final answer
x = 912,409,027.75
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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.