Finding the Fourth Proportional to 115,668,762.90, 173,503,549.90 and 29,407,178.94
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Solution
The fourth proportional to 115,668,762.90, 173,503,549.90 and 29,407,178.94 is: 44,110,871.52
Step by Step Solution
- Step 1: Write the proportion equation
115,668,762.90 : 173,503,549.90 = 29,407,178.94 : x - Step 2: Convert to fraction form
115,668,762.90/173,503,549.90 = 29,407,178.94/x - Step 3: Cross multiply
115,668,762.90x = 173,503,549.90 × 29,407,178.94 - Step 4: Simplify right side
115,668,762.90x = 5,102,249,938,634,520 - Step 5: Solve for x
x = 5,102,249,938,634,520/115,668,762.90 - Step 6: Final answer
x = 44,110,871.52
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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.