Finding the Fourth Proportional to 170,937,537.80, 235,894,010.63 and 92,621,029.53
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Solution
The fourth proportional to 170,937,537.80, 235,894,010.63 and 92,621,029.53 is: 127,817,133.71
Step by Step Solution
- Step 1: Write the proportion equation
170,937,537.80 : 235,894,010.63 = 92,621,029.53 : x - Step 2: Convert to fraction form
170,937,537.80/235,894,010.63 = 92,621,029.53/x - Step 3: Cross multiply
170,937,537.80x = 235,894,010.63 × 92,621,029.53 - Step 4: Simplify right side
170,937,537.80x = 21,848,746,124,511,364 - Step 5: Solve for x
x = 21,848,746,124,511,364/170,937,537.80 - Step 6: Final answer
x = 127,817,133.71
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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.