Finding the Fourth Proportional to 125,750,636.82, 188,615,149.57 and 76,553,720.99
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Solution
The fourth proportional to 125,750,636.82, 188,615,149.57 and 76,553,720.99 is: 114,824,003.27
Step by Step Solution
- Step 1: Write the proportion equation
125,750,636.82 : 188,615,149.57 = 76,553,720.99 : x - Step 2: Convert to fraction form
125,750,636.82/188,615,149.57 = 76,553,720.99/x - Step 3: Cross multiply
125,750,636.82x = 188,615,149.57 × 76,553,720.99 - Step 4: Simplify right side
125,750,636.82x = 14,439,191,533,343,054 - Step 5: Solve for x
x = 14,439,191,533,343,054/125,750,636.82 - Step 6: Final answer
x = 114,824,003.27
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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.