Finding the Fourth Proportional to 504,332,776.71, 695,996,538.36 and 292,623,620.63
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Solution
The fourth proportional to 504,332,776.71, 695,996,538.36 and 292,623,620.63 is: 403,830,638.03
Step by Step Solution
- Step 1: Write the proportion equation
504,332,776.71 : 695,996,538.36 = 292,623,620.63 : x - Step 2: Convert to fraction form
504,332,776.71/695,996,538.36 = 292,623,620.63/x - Step 3: Cross multiply
504,332,776.71x = 695,996,538.36 × 292,623,620.63 - Step 4: Simplify right side
504,332,776.71x = 203,665,026,996,272,576 - Step 5: Solve for x
x = 203,665,026,996,272,576/504,332,776.71 - Step 6: Final answer
x = 403,830,638.03
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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.