Finding the Fourth Proportional to 134,509,556.70, 201,799,764.45 and 48,238,967.70
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Solution
The fourth proportional to 134,509,556.70, 201,799,764.45 and 48,238,967.70 is: 72,371,157.54
Step by Step Solution
- Step 1: Write the proportion equation
134,509,556.70 : 201,799,764.45 = 48,238,967.70 : x - Step 2: Convert to fraction form
134,509,556.70/201,799,764.45 = 48,238,967.70/x - Step 3: Cross multiply
134,509,556.70x = 201,799,764.45 × 48,238,967.70 - Step 4: Simplify right side
134,509,556.70x = 9,734,612,319,171,158 - Step 5: Solve for x
x = 9,734,612,319,171,158/134,509,556.70 - Step 6: Final answer
x = 72,371,157.54
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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.