Finding the Fourth Proportional to 533,531,433.80, 736,257,565.44 and 295,387,232.02
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Solution
The fourth proportional to 533,531,433.80, 736,257,565.44 and 295,387,232.02 is: 407,625,625.28
Step by Step Solution
- Step 1: Write the proportion equation
533,531,433.80 : 736,257,565.44 = 295,387,232.02 : x - Step 2: Convert to fraction form
533,531,433.80/736,257,565.44 = 295,387,232.02/x - Step 3: Cross multiply
533,531,433.80x = 736,257,565.44 × 295,387,232.02 - Step 4: Simplify right side
533,531,433.80x = 217,481,084,309,105,632 - Step 5: Solve for x
x = 217,481,084,309,105,632/533,531,433.80 - Step 6: Final answer
x = 407,625,625.28
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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.