Finding the Fourth Proportional to 3,235,699,475.65, 4,468,349,177.28 and 3,059,420,631.49
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Solution
The fourth proportional to 3,235,699,475.65, 4,468,349,177.28 and 3,059,420,631.49 is: 4,224,916,363.38
Step by Step Solution
- Step 1: Write the proportion equation
3,235,699,475.65 : 4,468,349,177.28 = 3,059,420,631.49 : x - Step 2: Convert to fraction form
3,235,699,475.65/4,468,349,177.28 = 3,059,420,631.49/x - Step 3: Cross multiply
3,235,699,475.65x = 4,468,349,177.28 × 3,059,420,631.49 - Step 4: Simplify right side
3,235,699,475.65x = 13,670,559,661,634,160,640 - Step 5: Solve for x
x = 13,670,559,661,634,160,640/3,235,699,475.65 - Step 6: Final answer
x = 4,224,916,363.38
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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.