Finding the Fourth Proportional to 133,075,272.66, 199,684,370.44 and 55,405,795.02
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Solution
The fourth proportional to 133,075,272.66, 199,684,370.44 and 55,405,795.02 is: 83,138,445.45
Step by Step Solution
- Step 1: Write the proportion equation
133,075,272.66 : 199,684,370.44 = 55,405,795.02 : x - Step 2: Convert to fraction form
133,075,272.66/199,684,370.44 = 55,405,795.02/x - Step 3: Cross multiply
133,075,272.66x = 199,684,370.44 × 55,405,795.02 - Step 4: Simplify right side
133,075,272.66x = 11,063,671,297,296,388 - Step 5: Solve for x
x = 11,063,671,297,296,388/133,075,272.66 - Step 6: Final answer
x = 83,138,445.45
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.