Finding the Fourth Proportional to 372,575,079.18, 558,244,798.02 and 226,566,978.84
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Solution
The fourth proportional to 372,575,079.18, 558,244,798.02 and 226,566,978.84 is: 339,474,764.71
Step by Step Solution
- Step 1: Write the proportion equation
372,575,079.18 : 558,244,798.02 = 226,566,978.84 : x - Step 2: Convert to fraction form
372,575,079.18/558,244,798.02 = 226,566,978.84/x - Step 3: Cross multiply
372,575,079.18x = 558,244,798.02 × 226,566,978.84 - Step 4: Simplify right side
372,575,079.18x = 126,479,837,340,537,408 - Step 5: Solve for x
x = 126,479,837,340,537,408/372,575,079.18 - Step 6: Final answer
x = 339,474,764.71
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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.