Finding the Fourth Proportional to 79,415,133.58, 118,756,995.09 and 75,540,926.26
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Solution
The fourth proportional to 79,415,133.58, 118,756,995.09 and 75,540,926.26 is: 112,963,524.77
Step by Step Solution
- Step 1: Write the proportion equation
79,415,133.58 : 118,756,995.09 = 75,540,926.26 : x - Step 2: Convert to fraction form
79,415,133.58/118,756,995.09 = 75,540,926.26/x - Step 3: Cross multiply
79,415,133.58x = 118,756,995.09 × 75,540,926.26 - Step 4: Simplify right side
79,415,133.58x = 8,971,013,408,952,873 - Step 5: Solve for x
x = 8,971,013,408,952,873/79,415,133.58 - Step 6: Final answer
x = 112,963,524.77
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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.