Finding the Fourth Proportional to 170,803,685.80, 256,238,706.30 and 73,759,205.80
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Solution
The fourth proportional to 170,803,685.80, 256,238,706.30 and 73,759,205.80 is: 110,653,135.99
Step by Step Solution
- Step 1: Write the proportion equation
170,803,685.80 : 256,238,706.30 = 73,759,205.80 : x - Step 2: Convert to fraction form
170,803,685.80/256,238,706.30 = 73,759,205.80/x - Step 3: Cross multiply
170,803,685.80x = 256,238,706.30 × 73,759,205.80 - Step 4: Simplify right side
170,803,685.80x = 18,899,963,471,907,456 - Step 5: Solve for x
x = 18,899,963,471,907,456/170,803,685.80 - Step 6: Final answer
x = 110,653,135.99
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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.