Finding the Fourth Proportional to 134,828,465.70, 202,242,698.55 and 133,484,772.90
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Solution
The fourth proportional to 134,828,465.70, 202,242,698.55 and 133,484,772.90 is: 200,227,159.35
Step by Step Solution
- Step 1: Write the proportion equation
134,828,465.70 : 202,242,698.55 = 133,484,772.90 : x - Step 2: Convert to fraction form
134,828,465.70/202,242,698.55 = 133,484,772.90/x - Step 3: Cross multiply
134,828,465.70x = 202,242,698.55 × 133,484,772.90 - Step 4: Simplify right side
134,828,465.70x = 26,996,320,686,629,912 - Step 5: Solve for x
x = 26,996,320,686,629,912/134,828,465.70 - Step 6: Final answer
x = 200,227,159.35
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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.