Finding the Fourth Proportional to 504,409,963.68, 695,999,543.68 and 292,668,252.96
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Solution
The fourth proportional to 504,409,963.68, 695,999,543.68 and 292,668,252.96 is: 403,832,170.61
Step by Step Solution
- Step 1: Write the proportion equation
504,409,963.68 : 695,999,543.68 = 292,668,252.96 : x - Step 2: Convert to fraction form
504,409,963.68/695,999,543.68 = 292,668,252.96/x - Step 3: Cross multiply
504,409,963.68x = 695,999,543.68 × 292,668,252.96 - Step 4: Simplify right side
504,409,963.68x = 203,696,970,509,782,784 - Step 5: Solve for x
x = 203,696,970,509,782,784/504,409,963.68 - Step 6: Final answer
x = 403,832,170.61
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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.