Finding the Fourth Proportional to 89,455,816.10, 134,183,724.15 and 88,888,945.70
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Solution
The fourth proportional to 89,455,816.10, 134,183,724.15 and 88,888,945.70 is: 133,333,418.55
Step by Step Solution
- Step 1: Write the proportion equation
89,455,816.10 : 134,183,724.15 = 88,888,945.70 : x - Step 2: Convert to fraction form
89,455,816.10/134,183,724.15 = 88,888,945.70/x - Step 3: Cross multiply
89,455,816.10x = 134,183,724.15 × 88,888,945.70 - Step 4: Simplify right side
89,455,816.10x = 11,927,449,769,793,130 - Step 5: Solve for x
x = 11,927,449,769,793,130/89,455,816.10 - Step 6: Final answer
x = 133,333,418.55
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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.