Finding the Fourth Proportional to 295,285,937.41, 442,513,053.45 and 225,930,229.75
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Solution
The fourth proportional to 295,285,937.41, 442,513,053.45 and 225,930,229.75 is: 338,577,165.95
Step by Step Solution
- Step 1: Write the proportion equation
295,285,937.41 : 442,513,053.45 = 225,930,229.75 : x - Step 2: Convert to fraction form
295,285,937.41/442,513,053.45 = 225,930,229.75/x - Step 3: Cross multiply
295,285,937.41x = 442,513,053.45 × 225,930,229.75 - Step 4: Simplify right side
295,285,937.41x = 99,977,075,833,332,528 - Step 5: Solve for x
x = 99,977,075,833,332,528/295,285,937.41 - Step 6: Final answer
x = 338,577,165.95
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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.