Finding the Fourth Proportional to 435,892,638.28, 602,106,035.79 and 323,090,804.62
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Solution
The fourth proportional to 435,892,638.28, 602,106,035.79 and 323,090,804.62 is: 446,290,913.14
Step by Step Solution
- Step 1: Write the proportion equation
435,892,638.28 : 602,106,035.79 = 323,090,804.62 : x - Step 2: Convert to fraction form
435,892,638.28/602,106,035.79 = 323,090,804.62/x - Step 3: Cross multiply
435,892,638.28x = 602,106,035.79 × 323,090,804.62 - Step 4: Simplify right side
435,892,638.28x = 194,534,923,569,949,600 - Step 5: Solve for x
x = 194,534,923,569,949,600/435,892,638.28 - Step 6: Final answer
x = 446,290,913.14
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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.