Finding the Fourth Proportional to 62,363,000.40, 93,438,212.40 and 53,222,215.20
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Solution
The fourth proportional to 62,363,000.40, 93,438,212.40 and 53,222,215.20 is: 79,742,613.67
Step by Step Solution
- Step 1: Write the proportion equation
62,363,000.40 : 93,438,212.40 = 53,222,215.20 : x - Step 2: Convert to fraction form
62,363,000.40/93,438,212.40 = 53,222,215.20/x - Step 3: Cross multiply
62,363,000.40x = 93,438,212.40 × 53,222,215.20 - Step 4: Simplify right side
62,363,000.40x = 4,972,988,648,256,109 - Step 5: Solve for x
x = 4,972,988,648,256,109/62,363,000.40 - Step 6: Final answer
x = 79,742,613.67
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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.