Finding the Fourth Proportional to 1,653,664,554.70, 2,480,496,832.05 and 1,429,183,876.30
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Solution
The fourth proportional to 1,653,664,554.70, 2,480,496,832.05 and 1,429,183,876.30 is: 2,143,775,814.45
Step by Step Solution
- Step 1: Write the proportion equation
1,653,664,554.70 : 2,480,496,832.05 = 1,429,183,876.30 : x - Step 2: Convert to fraction form
1,653,664,554.70/2,480,496,832.05 = 1,429,183,876.30/x - Step 3: Cross multiply
1,653,664,554.70x = 2,480,496,832.05 × 1,429,183,876.30 - Step 4: Simplify right side
1,653,664,554.70x = 3,545,086,077,579,089,408 - Step 5: Solve for x
x = 3,545,086,077,579,089,408/1,653,664,554.70 - Step 6: Final answer
x = 2,143,775,814.45
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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.