Finding the Fourth Proportional to 157,964,199.74, 236,971,543.05 and 48,763,703.06
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Solution
The fourth proportional to 157,964,199.74, 236,971,543.05 and 48,763,703.06 is: 73,153,347.26
Step by Step Solution
- Step 1: Write the proportion equation
157,964,199.74 : 236,971,543.05 = 48,763,703.06 : x - Step 2: Convert to fraction form
157,964,199.74/236,971,543.05 = 48,763,703.06/x - Step 3: Cross multiply
157,964,199.74x = 236,971,543.05 × 48,763,703.06 - Step 4: Simplify right side
157,964,199.74x = 11,555,609,958,960,208 - Step 5: Solve for x
x = 11,555,609,958,960,208/157,964,199.74 - Step 6: Final answer
x = 73,153,347.26
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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.