Finding the Fourth Proportional to 616,037,125.38, 850,172,943 and 348,020,001.18
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Solution
The fourth proportional to 616,037,125.38, 850,172,943 and 348,020,001.18 is: 480,291,164.99
Step by Step Solution
- Step 1: Write the proportion equation
616,037,125.38 : 850,172,943 = 348,020,001.18 : x - Step 2: Convert to fraction form
616,037,125.38/850,172,943 = 348,020,001.18/x - Step 3: Cross multiply
616,037,125.38x = 850,172,943 × 348,020,001.18 - Step 4: Simplify right side
616,037,125.38x = 295,877,188,626,064,064 - Step 5: Solve for x
x = 295,877,188,626,064,064/616,037,125.38 - Step 6: Final answer
x = 480,291,164.99
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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.