Finding the Fourth Proportional to 175,837,189.34, 242,432,318.30 and 125,661,337.58
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Solution
The fourth proportional to 175,837,189.34, 242,432,318.30 and 125,661,337.58 is: 173,253,277.67
Step by Step Solution
- Step 1: Write the proportion equation
175,837,189.34 : 242,432,318.30 = 125,661,337.58 : x - Step 2: Convert to fraction form
175,837,189.34/242,432,318.30 = 125,661,337.58/x - Step 3: Cross multiply
175,837,189.34x = 242,432,318.30 × 125,661,337.58 - Step 4: Simplify right side
175,837,189.34x = 30,464,369,390,198,312 - Step 5: Solve for x
x = 30,464,369,390,198,312/175,837,189.34 - Step 6: Final answer
x = 173,253,277.67
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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.