Finding the Fourth Proportional to 368,357,056.97, 508,330,152.67 and 201,093,318.17
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Solution
The fourth proportional to 368,357,056.97, 508,330,152.67 and 201,093,318.17 is: 277,507,367.36
Step by Step Solution
- Step 1: Write the proportion equation
368,357,056.97 : 508,330,152.67 = 201,093,318.17 : x - Step 2: Convert to fraction form
368,357,056.97/508,330,152.67 = 201,093,318.17/x - Step 3: Cross multiply
368,357,056.97x = 508,330,152.67 × 201,093,318.17 - Step 4: Simplify right side
368,357,056.97x = 102,221,797,126,538,352 - Step 5: Solve for x
x = 102,221,797,126,538,352/368,357,056.97 - Step 6: Final answer
x = 277,507,367.36
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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.