Finding the Fourth Proportional to 432,877,220.63, 597,354,560.34 and 234,634,458.97
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Solution
The fourth proportional to 432,877,220.63, 597,354,560.34 and 234,634,458.97 is: 323,786,878.58
Step by Step Solution
- Step 1: Write the proportion equation
432,877,220.63 : 597,354,560.34 = 234,634,458.97 : x - Step 2: Convert to fraction form
432,877,220.63/597,354,560.34 = 234,634,458.97/x - Step 3: Cross multiply
432,877,220.63x = 597,354,560.34 × 234,634,458.97 - Step 4: Simplify right side
432,877,220.63x = 140,159,964,075,651,360 - Step 5: Solve for x
x = 140,159,964,075,651,360/432,877,220.63 - Step 6: Final answer
x = 323,786,878.58
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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.