Finding the Fourth Proportional to 330,380,569,404.18, 455,925,207,702.36 and 183,889,887,052.20
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Solution
The fourth proportional to 330,380,569,404.18, 455,925,207,702.36 and 183,889,887,052.20 is: 253,768,056,335.27
Step by Step Solution
- Step 1: Write the proportion equation
330,380,569,404.18 : 455,925,207,702.36 = 183,889,887,052.20 : x - Step 2: Convert to fraction form
330,380,569,404.18/455,925,207,702.36 = 183,889,887,052.20/x - Step 3: Cross multiply
330,380,569,404.18x = 455,925,207,702.36 × 183,889,887,052.20 - Step 4: Simplify right side
330,380,569,404.18x = 83,840,034,948,637,809,180,672 - Step 5: Solve for x
x = 83,840,034,948,637,809,180,672/330,380,569,404.18 - Step 6: Final answer
x = 253,768,056,335.27
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1.5x scale
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.