Finding the Fourth Proportional to 533,592,957.51, 736,381,292.69 and 295,438,146.49
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Solution
The fourth proportional to 533,592,957.51, 736,381,292.69 and 295,438,146.49 is: 407,717,382.99
Step by Step Solution
- Step 1: Write the proportion equation
533,592,957.51 : 736,381,292.69 = 295,438,146.49 : x - Step 2: Convert to fraction form
533,592,957.51/736,381,292.69 = 295,438,146.49/x - Step 3: Cross multiply
533,592,957.51x = 736,381,292.69 × 295,438,146.49 - Step 4: Simplify right side
533,592,957.51x = 217,555,124,219,277,344 - Step 5: Solve for x
x = 217,555,124,219,277,344/533,592,957.51 - Step 6: Final answer
x = 407,717,382.99
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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.