Finding the Fourth Proportional to 332,217,079.30, 498,325,618.95 and 159,652,281.70
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Solution
The fourth proportional to 332,217,079.30, 498,325,618.95 and 159,652,281.70 is: 239,478,422.55
Step by Step Solution
- Step 1: Write the proportion equation
332,217,079.30 : 498,325,618.95 = 159,652,281.70 : x - Step 2: Convert to fraction form
332,217,079.30/498,325,618.95 = 159,652,281.70/x - Step 3: Cross multiply
332,217,079.30x = 498,325,618.95 × 159,652,281.70 - Step 4: Simplify right side
332,217,079.30x = 79,558,822,094,932,256 - Step 5: Solve for x
x = 79,558,822,094,932,256/332,217,079.30 - Step 6: Final answer
x = 239,478,422.55
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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.