Finding the Fourth Proportional to 6,652,176,298.74, 9,179,375,336.37 and 3,975,423,572.34
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Solution
The fourth proportional to 6,652,176,298.74, 9,179,375,336.37 and 3,975,423,572.34 is: 5,485,709,255.55
Step by Step Solution
- Step 1: Write the proportion equation
6,652,176,298.74 : 9,179,375,336.37 = 3,975,423,572.34 : x - Step 2: Convert to fraction form
6,652,176,298.74/9,179,375,336.37 = 3,975,423,572.34/x - Step 3: Cross multiply
6,652,176,298.74x = 9,179,375,336.37 × 3,975,423,572.34 - Step 4: Simplify right side
6,652,176,298.74x = 36,491,905,091,561,717,760 - Step 5: Solve for x
x = 36,491,905,091,561,717,760/6,652,176,298.74 - Step 6: Final answer
x = 5,485,709,255.55
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1.5x scale
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.