Finding the Fourth Proportional to 248,645,730.90, 372,968,596.35 and 84,829,042.65
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Solution
The fourth proportional to 248,645,730.90, 372,968,596.35 and 84,829,042.65 is: 127,243,563.98
Step by Step Solution
- Step 1: Write the proportion equation
248,645,730.90 : 372,968,596.35 = 84,829,042.65 : x - Step 2: Convert to fraction form
248,645,730.90/372,968,596.35 = 84,829,042.65/x - Step 3: Cross multiply
248,645,730.90x = 372,968,596.35 × 84,829,042.65 - Step 4: Simplify right side
248,645,730.90x = 31,638,568,966,884,788 - Step 5: Solve for x
x = 31,638,568,966,884,788/248,645,730.90 - Step 6: Final answer
x = 127,243,563.98
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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.