Finding the Fourth Proportional to 159,438,745.48, 239,158,121.46 and 38,270,197.48
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Solution
The fourth proportional to 159,438,745.48, 239,158,121.46 and 38,270,197.48 is: 57,405,297.00
Step by Step Solution
- Step 1: Write the proportion equation
159,438,745.48 : 239,158,121.46 = 38,270,197.48 : x - Step 2: Convert to fraction form
159,438,745.48/239,158,121.46 = 38,270,197.48/x - Step 3: Cross multiply
159,438,745.48x = 239,158,121.46 × 38,270,197.48 - Step 4: Simplify right side
159,438,745.48x = 9,152,628,537,220,026 - Step 5: Solve for x
x = 9,152,628,537,220,026/159,438,745.48 - Step 6: Final answer
x = 57,405,297.00
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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.