Finding the Fourth Proportional to 295,917,497.84, 408,366,941.38 and 163,767,607.31
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Solution
The fourth proportional to 295,917,497.84, 408,366,941.38 and 163,767,607.31 is: 225,999,737.71
Step by Step Solution
- Step 1: Write the proportion equation
295,917,497.84 : 408,366,941.38 = 163,767,607.31 : x - Step 2: Convert to fraction form
295,917,497.84/408,366,941.38 = 163,767,607.31/x - Step 3: Cross multiply
295,917,497.84x = 408,366,941.38 × 163,767,607.31 - Step 4: Simplify right side
295,917,497.84x = 66,877,276,894,917,128 - Step 5: Solve for x
x = 66,877,276,894,917,128/295,917,497.84 - Step 6: Final answer
x = 225,999,737.71
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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.