Finding the Fourth Proportional to 238,594,817.45, 357,888,624.80 and 107,344,408.19
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Solution
The fourth proportional to 238,594,817.45, 357,888,624.80 and 107,344,408.19 is: 161,014,992.02
Step by Step Solution
- Step 1: Write the proportion equation
238,594,817.45 : 357,888,624.80 = 107,344,408.19 : x - Step 2: Convert to fraction form
238,594,817.45/357,888,624.80 = 107,344,408.19/x - Step 3: Cross multiply
238,594,817.45x = 357,888,624.80 × 107,344,408.19 - Step 4: Simplify right side
238,594,817.45x = 38,417,342,626,552,240 - Step 5: Solve for x
x = 38,417,342,626,552,240/238,594,817.45 - Step 6: Final answer
x = 161,014,992.02
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1.5x scale
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.