Finding the Fourth Proportional to 188,537,762.57, 282,847,349.52 and 57,390,293.42
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Solution
The fourth proportional to 188,537,762.57, 282,847,349.52 and 57,390,293.42 is: 86,097,830.80
Step by Step Solution
- Step 1: Write the proportion equation
188,537,762.57 : 282,847,349.52 = 57,390,293.42 : x - Step 2: Convert to fraction form
188,537,762.57/282,847,349.52 = 57,390,293.42/x - Step 3: Cross multiply
188,537,762.57x = 282,847,349.52 × 57,390,293.42 - Step 4: Simplify right side
188,537,762.57x = 16,232,692,380,751,334 - Step 5: Solve for x
x = 16,232,692,380,751,334/188,537,762.57 - Step 6: Final answer
x = 86,097,830.80
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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.