Finding the Fourth Proportional to 134,445,129.60, 201,667,694.40 and 133,169,671.20
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Solution
The fourth proportional to 134,445,129.60, 201,667,694.40 and 133,169,671.20 is: 199,754,506.80
Step by Step Solution
- Step 1: Write the proportion equation
134,445,129.60 : 201,667,694.40 = 133,169,671.20 : x - Step 2: Convert to fraction form
134,445,129.60/201,667,694.40 = 133,169,671.20/x - Step 3: Cross multiply
134,445,129.60x = 201,667,694.40 × 133,169,671.20 - Step 4: Simplify right side
134,445,129.60x = 26,856,020,554,910,084 - Step 5: Solve for x
x = 26,856,020,554,910,084/134,445,129.60 - Step 6: Final answer
x = 199,754,506.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.