Finding the Fourth Proportional to 125,817,170.86, 188,736,654.84 and 38,398,354.93
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Solution
The fourth proportional to 125,817,170.86, 188,736,654.84 and 38,398,354.93 is: 57,600,858.54
Step by Step Solution
- Step 1: Write the proportion equation
125,817,170.86 : 188,736,654.84 = 38,398,354.93 : x - Step 2: Convert to fraction form
125,817,170.86/188,736,654.84 = 38,398,354.93/x - Step 3: Cross multiply
125,817,170.86x = 188,736,654.84 × 38,398,354.93 - Step 4: Simplify right side
125,817,170.86x = 7,247,177,060,847,222 - Step 5: Solve for x
x = 7,247,177,060,847,222/125,817,170.86 - Step 6: Final answer
x = 57,600,858.54
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.