Finding the Fourth Proportional to 94,612,539.96, 130,565,502.18 and 51,152,475.96
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Solution
The fourth proportional to 94,612,539.96, 130,565,502.18 and 51,152,475.96 is: 70,590,523.35
Step by Step Solution
- Step 1: Write the proportion equation
94,612,539.96 : 130,565,502.18 = 51,152,475.96 : x - Step 2: Convert to fraction form
94,612,539.96/130,565,502.18 = 51,152,475.96/x - Step 3: Cross multiply
94,612,539.96x = 130,565,502.18 × 51,152,475.96 - Step 4: Simplify right side
94,612,539.96x = 6,678,748,711,467,778 - Step 5: Solve for x
x = 6,678,748,711,467,778/94,612,539.96 - Step 6: Final answer
x = 70,590,523.35
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.