Finding the Fourth Proportional to 83,421,095.37, 125,203,682.84 and 57,880,040.91
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Solution
The fourth proportional to 83,421,095.37, 125,203,682.84 and 57,880,040.91 is: 86,870,044.71
Step by Step Solution
- Step 1: Write the proportion equation
83,421,095.37 : 125,203,682.84 = 57,880,040.91 : x - Step 2: Convert to fraction form
83,421,095.37/125,203,682.84 = 57,880,040.91/x - Step 3: Cross multiply
83,421,095.37x = 125,203,682.84 × 57,880,040.91 - Step 4: Simplify right side
83,421,095.37x = 7,246,794,284,572,464 - Step 5: Solve for x
x = 7,246,794,284,572,464/83,421,095.37 - Step 6: Final answer
x = 86,870,044.71
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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.