Finding the Fourth Proportional to 403,393,266.37, 556,668,010.97 and 224,767,925.65
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Solution
The fourth proportional to 403,393,266.37, 556,668,010.97 and 224,767,925.65 is: 310,171,548.54
Step by Step Solution
- Step 1: Write the proportion equation
403,393,266.37 : 556,668,010.97 = 224,767,925.65 : x - Step 2: Convert to fraction form
403,393,266.37/556,668,010.97 = 224,767,925.65/x - Step 3: Cross multiply
403,393,266.37x = 556,668,010.97 × 224,767,925.65 - Step 4: Simplify right side
403,393,266.37x = 125,121,114,098,655,024 - Step 5: Solve for x
x = 125,121,114,098,655,024/403,393,266.37 - Step 6: Final answer
x = 310,171,548.54
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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.