Finding the Fourth Proportional to 292,995,551.80, 439,563,311.70 and 88,525,631.80
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Solution
The fourth proportional to 292,995,551.80, 439,563,311.70 and 88,525,631.80 is: 132,809,592.66
Step by Step Solution
- Step 1: Write the proportion equation
292,995,551.80 : 439,563,311.70 = 88,525,631.80 : x - Step 2: Convert to fraction form
292,995,551.80/439,563,311.70 = 88,525,631.80/x - Step 3: Cross multiply
292,995,551.80x = 439,563,311.70 × 88,525,631.80 - Step 4: Simplify right side
292,995,551.80x = 38,912,619,884,342,832 - Step 5: Solve for x
x = 38,912,619,884,342,832/292,995,551.80 - Step 6: Final answer
x = 132,809,592.66
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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.