Finding the Fourth Proportional to 165,143,260.10, 247,714,890.15 and 110,723,701.70
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Solution
The fourth proportional to 165,143,260.10, 247,714,890.15 and 110,723,701.70 is: 166,085,552.55
Step by Step Solution
- Step 1: Write the proportion equation
165,143,260.10 : 247,714,890.15 = 110,723,701.70 : x - Step 2: Convert to fraction form
165,143,260.10/247,714,890.15 = 110,723,701.70/x - Step 3: Cross multiply
165,143,260.10x = 247,714,890.15 × 110,723,701.70 - Step 4: Simplify right side
165,143,260.10x = 27,427,909,603,616,868 - Step 5: Solve for x
x = 27,427,909,603,616,868/165,143,260.10 - Step 6: Final answer
x = 166,085,552.55
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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.