Finding the Fourth Proportional to 328,187,775.52, 492,099,923.58 and 134,235,388
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Solution
The fourth proportional to 328,187,775.52, 492,099,923.58 and 134,235,388 is: 201,278,746.81
Step by Step Solution
- Step 1: Write the proportion equation
328,187,775.52 : 492,099,923.58 = 134,235,388 : x - Step 2: Convert to fraction form
328,187,775.52/492,099,923.58 = 134,235,388/x - Step 3: Cross multiply
328,187,775.52x = 492,099,923.58 × 134,235,388 - Step 4: Simplify right side
328,187,775.52x = 66,057,224,176,531,648 - Step 5: Solve for x
x = 66,057,224,176,531,648/328,187,775.52 - Step 6: Final answer
x = 201,278,746.81
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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.