Finding the Fourth Proportional to 89,121,790.60, 133,588,334.66 and 29,977,867.93
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Solution
The fourth proportional to 89,121,790.60, 133,588,334.66 and 29,977,867.93 is: 44,935,064.99
Step by Step Solution
- Step 1: Write the proportion equation
89,121,790.60 : 133,588,334.66 = 29,977,867.93 : x - Step 2: Convert to fraction form
89,121,790.60/133,588,334.66 = 29,977,867.93/x - Step 3: Cross multiply
89,121,790.60x = 133,588,334.66 × 29,977,867.93 - Step 4: Simplify right side
89,121,790.60x = 4,004,693,452,998,319.50 - Step 5: Solve for x
x = 4,004,693,452,998,319.50/89,121,790.60 - Step 6: Final answer
x = 44,935,064.99
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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.