Finding the Fourth Proportional to 126,731,050.88, 190,118,037.11 and 43,710,260.49
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Solution
The fourth proportional to 126,731,050.88, 190,118,037.11 and 43,710,260.49 is: 65,572,792.68
Step by Step Solution
- Step 1: Write the proportion equation
126,731,050.88 : 190,118,037.11 = 43,710,260.49 : x - Step 2: Convert to fraction form
126,731,050.88/190,118,037.11 = 43,710,260.49/x - Step 3: Cross multiply
126,731,050.88x = 190,118,037.11 × 43,710,260.49 - Step 4: Simplify right side
126,731,050.88x = 8,310,108,925,707,035 - Step 5: Solve for x
x = 8,310,108,925,707,035/126,731,050.88 - Step 6: Final answer
x = 65,572,792.68
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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.