Finding the Fourth Proportional to 45,745,283.56, 63,128,934.18 and 25,119,172.62
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Solution
The fourth proportional to 45,745,283.56, 63,128,934.18 and 25,119,172.62 is: 34,664,701.40
Step by Step Solution
- Step 1: Write the proportion equation
45,745,283.56 : 63,128,934.18 = 25,119,172.62 : x - Step 2: Convert to fraction form
45,745,283.56/63,128,934.18 = 25,119,172.62/x - Step 3: Cross multiply
45,745,283.56x = 63,128,934.18 × 25,119,172.62 - Step 4: Simplify right side
45,745,283.56x = 1,585,746,594,984,038.25 - Step 5: Solve for x
x = 1,585,746,594,984,038.25/45,745,283.56 - Step 6: Final answer
x = 34,664,701.40
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.