Finding the Fourth Proportional to 1,579,056,331.58, 2,368,947,750.80 and 529,933,754.26
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Solution
The fourth proportional to 1,579,056,331.58, 2,368,947,750.80 and 529,933,754.26 is: 795,022,539.80
Step by Step Solution
- Step 1: Write the proportion equation
1,579,056,331.58 : 2,368,947,750.80 = 529,933,754.26 : x - Step 2: Convert to fraction form
1,579,056,331.58/2,368,947,750.80 = 529,933,754.26/x - Step 3: Cross multiply
1,579,056,331.58x = 2,368,947,750.80 × 529,933,754.26 - Step 4: Simplify right side
1,579,056,331.58x = 1,255,385,375,227,226,880 - Step 5: Solve for x
x = 1,255,385,375,227,226,880/1,579,056,331.58 - Step 6: Final answer
x = 795,022,539.80
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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.