Finding the Fourth Proportional to 236,174,363.20, 354,261,544.80 and 134,137,691.20
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Solution
The fourth proportional to 236,174,363.20, 354,261,544.80 and 134,137,691.20 is: 201,206,536.80
Step by Step Solution
- Step 1: Write the proportion equation
236,174,363.20 : 354,261,544.80 = 134,137,691.20 : x - Step 2: Convert to fraction form
236,174,363.20/354,261,544.80 = 134,137,691.20/x - Step 3: Cross multiply
236,174,363.20x = 354,261,544.80 × 134,137,691.20 - Step 4: Simplify right side
236,174,363.20x = 47,519,825,700,417,368 - Step 5: Solve for x
x = 47,519,825,700,417,368/236,174,363.20 - Step 6: Final answer
x = 201,206,536.80
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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.