Finding the Fourth Proportional to 114,385,022.72, 157,851,522.08 and 62,173,926.08
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Solution
The fourth proportional to 114,385,022.72, 157,851,522.08 and 62,173,926.08 is: 85,800,121.66
Step by Step Solution
- Step 1: Write the proportion equation
114,385,022.72 : 157,851,522.08 = 62,173,926.08 : x - Step 2: Convert to fraction form
114,385,022.72/157,851,522.08 = 62,173,926.08/x - Step 3: Cross multiply
114,385,022.72x = 157,851,522.08 × 62,173,926.08 - Step 4: Simplify right side
114,385,022.72x = 9,814,248,865,417,408 - Step 5: Solve for x
x = 9,814,248,865,417,408/114,385,022.72 - Step 6: Final answer
x = 85,800,121.66
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.