Finding the Fourth Proportional to 533,531,405.64, 736,257,526.56 and 295,387,203.84
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Solution
The fourth proportional to 533,531,405.64, 736,257,526.56 and 295,387,203.84 is: 407,625,586.38
Step by Step Solution
- Step 1: Write the proportion equation
533,531,405.64 : 736,257,526.56 = 295,387,203.84 : x - Step 2: Convert to fraction form
533,531,405.64/736,257,526.56 = 295,387,203.84/x - Step 3: Cross multiply
533,531,405.64x = 736,257,526.56 × 295,387,203.84 - Step 4: Simplify right side
533,531,405.64x = 217,481,052,076,712,896 - Step 5: Solve for x
x = 217,481,052,076,712,896/533,531,405.64 - Step 6: Final answer
x = 407,625,586.38
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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.