Finding the Fourth Proportional to 4,598,208,076.80, 6,897,312,115.20 and 3,679,878,028.80
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Solution
The fourth proportional to 4,598,208,076.80, 6,897,312,115.20 and 3,679,878,028.80 is: 5,519,817,043.20
Step by Step Solution
- Step 1: Write the proportion equation
4,598,208,076.80 : 6,897,312,115.20 = 3,679,878,028.80 : x - Step 2: Convert to fraction form
4,598,208,076.80/6,897,312,115.20 = 3,679,878,028.80/x - Step 3: Cross multiply
4,598,208,076.80x = 6,897,312,115.20 × 3,679,878,028.80 - Step 4: Simplify right side
4,598,208,076.80x = 25,381,267,310,500,536,320 - Step 5: Solve for x
x = 25,381,267,310,500,536,320/4,598,208,076.80 - Step 6: Final answer
x = 5,519,817,043.20
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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.