Finding the Fourth Proportional to 4,429,404,658.70, 6,644,106,988.05 and 4,360,529,905.10
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Solution
The fourth proportional to 4,429,404,658.70, 6,644,106,988.05 and 4,360,529,905.10 is: 6,540,794,857.65
Step by Step Solution
- Step 1: Write the proportion equation
4,429,404,658.70 : 6,644,106,988.05 = 4,360,529,905.10 : x - Step 2: Convert to fraction form
4,429,404,658.70/6,644,106,988.05 = 4,360,529,905.10/x - Step 3: Cross multiply
4,429,404,658.70x = 6,644,106,988.05 × 4,360,529,905.10 - Step 4: Simplify right side
4,429,404,658.70x = 28,971,827,214,075,916,288 - Step 5: Solve for x
x = 28,971,827,214,075,916,288/4,429,404,658.70 - Step 6: Final answer
x = 6,540,794,857.65
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1.5x scale
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.