Finding the Fourth Proportional to 172,580,710.91, 238,159,808.87 and 94,264,243.65
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Solution
The fourth proportional to 172,580,710.91, 238,159,808.87 and 94,264,243.65 is: 130,083,797.50
Step by Step Solution
- Step 1: Write the proportion equation
172,580,710.91 : 238,159,808.87 = 94,264,243.65 : x - Step 2: Convert to fraction form
172,580,710.91/238,159,808.87 = 94,264,243.65/x - Step 3: Cross multiply
172,580,710.91x = 238,159,808.87 × 94,264,243.65 - Step 4: Simplify right side
172,580,710.91x = 22,449,954,250,487,792 - Step 5: Solve for x
x = 22,449,954,250,487,792/172,580,710.91 - Step 6: Final answer
x = 130,083,797.50
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.