Finding the Fourth Proportional to 80,084,907.36, 110,518,042.80 and 47,046,548.88
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Solution
The fourth proportional to 80,084,907.36, 110,518,042.80 and 47,046,548.88 is: 64,924,748.92
Step by Step Solution
- Step 1: Write the proportion equation
80,084,907.36 : 110,518,042.80 = 47,046,548.88 : x - Step 2: Convert to fraction form
80,084,907.36/110,518,042.80 = 47,046,548.88/x - Step 3: Cross multiply
80,084,907.36x = 110,518,042.80 × 47,046,548.88 - Step 4: Simplify right side
80,084,907.36x = 5,199,492,502,712,132 - Step 5: Solve for x
x = 5,199,492,502,712,132/80,084,907.36 - Step 6: Final answer
x = 64,924,748.92
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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.