Finding the Fourth Proportional to 225,240,306.04, 337,988,268.15 and 121,608,130.06
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Solution
The fourth proportional to 225,240,306.04, 337,988,268.15 and 121,608,130.06 is: 182,481,199.72
Step by Step Solution
- Step 1: Write the proportion equation
225,240,306.04 : 337,988,268.15 = 121,608,130.06 : x - Step 2: Convert to fraction form
225,240,306.04/337,988,268.15 = 121,608,130.06/x - Step 3: Cross multiply
225,240,306.04x = 337,988,268.15 × 121,608,130.06 - Step 4: Simplify right side
225,240,306.04x = 41,102,121,271,939,352 - Step 5: Solve for x
x = 41,102,121,271,939,352/225,240,306.04 - Step 6: Final answer
x = 182,481,199.72
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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.