Finding the Fourth Proportional to 114,480,656.10, 171,720,984.15 and 68,564,153.70
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Solution
The fourth proportional to 114,480,656.10, 171,720,984.15 and 68,564,153.70 is: 102,846,230.55
Step by Step Solution
- Step 1: Write the proportion equation
114,480,656.10 : 171,720,984.15 = 68,564,153.70 : x - Step 2: Convert to fraction form
114,480,656.10/171,720,984.15 = 68,564,153.70/x - Step 3: Cross multiply
114,480,656.10x = 171,720,984.15 × 68,564,153.70 - Step 4: Simplify right side
114,480,656.10x = 11,773,903,950,775,864 - Step 5: Solve for x
x = 11,773,903,950,775,864/114,480,656.10 - Step 6: Final answer
x = 102,846,230.55
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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.