Finding the Fourth Proportional to 165,388,851.92, 248,090,118.84 and 48,804,209.36
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Solution
The fourth proportional to 165,388,851.92, 248,090,118.84 and 48,804,209.36 is: 73,208,332.72
Step by Step Solution
- Step 1: Write the proportion equation
165,388,851.92 : 248,090,118.84 = 48,804,209.36 : x - Step 2: Convert to fraction form
165,388,851.92/248,090,118.84 = 48,804,209.36/x - Step 3: Cross multiply
165,388,851.92x = 248,090,118.84 × 48,804,209.36 - Step 4: Simplify right side
165,388,851.92x = 12,107,842,100,014,640 - Step 5: Solve for x
x = 12,107,842,100,014,640/165,388,851.92 - Step 6: Final answer
x = 73,208,332.72
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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.