Finding the Fourth Proportional to 439,832,108.55, 659,580,201.23 and 133,022,252.55
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Solution
The fourth proportional to 439,832,108.55, 659,580,201.23 and 133,022,252.55 is: 199,482,580.74
Step by Step Solution
- Step 1: Write the proportion equation
439,832,108.55 : 659,580,201.23 = 133,022,252.55 : x - Step 2: Convert to fraction form
439,832,108.55/659,580,201.23 = 133,022,252.55/x - Step 3: Cross multiply
439,832,108.55x = 659,580,201.23 × 133,022,252.55 - Step 4: Simplify right side
439,832,108.55x = 87,738,844,104,331,776 - Step 5: Solve for x
x = 87,738,844,104,331,776/439,832,108.55 - Step 6: Final answer
x = 199,482,580.74
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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.