Finding the Fourth Proportional to 504,225,237.42, 695,830,828.97 and 272,438,229.42
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Solution
The fourth proportional to 504,225,237.42, 695,830,828.97 and 272,438,229.42 is: 375,964,757.32
Step by Step Solution
- Step 1: Write the proportion equation
504,225,237.42 : 695,830,828.97 = 272,438,229.42 : x - Step 2: Convert to fraction form
504,225,237.42/695,830,828.97 = 272,438,229.42/x - Step 3: Cross multiply
504,225,237.42x = 695,830,828.97 × 272,438,229.42 - Step 4: Simplify right side
504,225,237.42x = 189,570,919,020,437,664 - Step 5: Solve for x
x = 189,570,919,020,437,664/504,225,237.42 - Step 6: Final answer
x = 375,964,757.32
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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.