Finding the Fourth Proportional to 127,090,381.26, 175,375,101.02 and 71,325,031.56
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Solution
The fourth proportional to 127,090,381.26, 175,375,101.02 and 71,325,031.56 is: 98,423,141.79
Step by Step Solution
- Step 1: Write the proportion equation
127,090,381.26 : 175,375,101.02 = 71,325,031.56 : x - Step 2: Convert to fraction form
127,090,381.26/175,375,101.02 = 71,325,031.56/x - Step 3: Cross multiply
127,090,381.26x = 175,375,101.02 × 71,325,031.56 - Step 4: Simplify right side
127,090,381.26x = 12,508,634,615,089,690 - Step 5: Solve for x
x = 12,508,634,615,089,690/127,090,381.26 - Step 6: Final answer
x = 98,423,141.79
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.