Finding the Fourth Proportional to 124,848,009.80, 187,272,014.70 and 32,731,569.80
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Solution
The fourth proportional to 124,848,009.80, 187,272,014.70 and 32,731,569.80 is: 49,097,354.70
Step by Step Solution
- Step 1: Write the proportion equation
124,848,009.80 : 187,272,014.70 = 32,731,569.80 : x - Step 2: Convert to fraction form
124,848,009.80/187,272,014.70 = 32,731,569.80/x - Step 3: Cross multiply
124,848,009.80x = 187,272,014.70 × 32,731,569.80 - Step 4: Simplify right side
124,848,009.80x = 6,129,707,020,739,676 - Step 5: Solve for x
x = 6,129,707,020,739,676/124,848,009.80 - Step 6: Final answer
x = 49,097,354.70
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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.