Finding the Fourth Proportional to 1,726,272,027.60, 2,589,408,041.40 and 1,036,957,621.20
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Solution
The fourth proportional to 1,726,272,027.60, 2,589,408,041.40 and 1,036,957,621.20 is: 1,555,436,431.80
Step by Step Solution
- Step 1: Write the proportion equation
1,726,272,027.60 : 2,589,408,041.40 = 1,036,957,621.20 : x - Step 2: Convert to fraction form
1,726,272,027.60/2,589,408,041.40 = 1,036,957,621.20/x - Step 3: Cross multiply
1,726,272,027.60x = 2,589,408,041.40 × 1,036,957,621.20 - Step 4: Simplify right side
1,726,272,027.60x = 2,685,106,402,926,295,552 - Step 5: Solve for x
x = 2,685,106,402,926,295,552/1,726,272,027.60 - Step 6: Final answer
x = 1,555,436,431.80
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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.