Finding the Fourth Proportional to 441,314,717.18, 609,014,280.84 and 255,783,349.68
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Solution
The fourth proportional to 441,314,717.18, 609,014,280.84 and 255,783,349.68 is: 352,981,005.83
Step by Step Solution
- Step 1: Write the proportion equation
441,314,717.18 : 609,014,280.84 = 255,783,349.68 : x - Step 2: Convert to fraction form
441,314,717.18/609,014,280.84 = 255,783,349.68/x - Step 3: Cross multiply
441,314,717.18x = 609,014,280.84 × 255,783,349.68 - Step 4: Simplify right side
441,314,717.18x = 155,775,712,756,211,456 - Step 5: Solve for x
x = 155,775,712,756,211,456/441,314,717.18 - Step 6: Final answer
x = 352,981,005.83
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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.