Finding the Fourth Proportional to 319,094,184.24, 478,690,764.50 and 134,862,436
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Solution
The fourth proportional to 319,094,184.24, 478,690,764.50 and 134,862,436 is: 202,314,569.74
Step by Step Solution
- Step 1: Write the proportion equation
319,094,184.24 : 478,690,764.50 = 134,862,436 : x - Step 2: Convert to fraction form
319,094,184.24/478,690,764.50 = 134,862,436/x - Step 3: Cross multiply
319,094,184.24x = 478,690,764.50 × 134,862,436 - Step 4: Simplify right side
319,094,184.24x = 64,557,402,591,172,320 - Step 5: Solve for x
x = 64,557,402,591,172,320/319,094,184.24 - Step 6: Final answer
x = 202,314,569.74
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.