Finding the Fourth Proportional to 364,829,037.44, 503,464,557.30 and 197,565,587.29
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Solution
The fourth proportional to 364,829,037.44, 503,464,557.30 and 197,565,587.29 is: 272,640,773.45
Step by Step Solution
- Step 1: Write the proportion equation
364,829,037.44 : 503,464,557.30 = 197,565,587.29 : x - Step 2: Convert to fraction form
364,829,037.44/503,464,557.30 = 197,565,587.29/x - Step 3: Cross multiply
364,829,037.44x = 503,464,557.30 × 197,565,587.29 - Step 4: Simplify right side
364,829,037.44x = 99,467,270,943,673,120 - Step 5: Solve for x
x = 99,467,270,943,673,120/364,829,037.44 - Step 6: Final answer
x = 272,640,773.45
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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.