Finding the Fourth Proportional to 368,366,877.24, 508,347,914.22 and 203,355,802.68
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Solution
The fourth proportional to 368,366,877.24, 508,347,914.22 and 203,355,802.68 is: 280,631,904.02
Step by Step Solution
- Step 1: Write the proportion equation
368,366,877.24 : 508,347,914.22 = 203,355,802.68 : x - Step 2: Convert to fraction form
368,366,877.24/508,347,914.22 = 203,355,802.68/x - Step 3: Cross multiply
368,366,877.24x = 508,347,914.22 × 203,355,802.68 - Step 4: Simplify right side
368,366,877.24x = 103,375,498,136,911,888 - Step 5: Solve for x
x = 103,375,498,136,911,888/368,366,877.24 - Step 6: Final answer
x = 280,631,904.02
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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.