Finding the Fourth Proportional to 1,476,219,069.40, 2,214,354,848.10 and 441,092,723.80
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Solution
The fourth proportional to 1,476,219,069.40, 2,214,354,848.10 and 441,092,723.80 is: 661,646,927.38
Step by Step Solution
- Step 1: Write the proportion equation
1,476,219,069.40 : 2,214,354,848.10 = 441,092,723.80 : x - Step 2: Convert to fraction form
1,476,219,069.40/2,214,354,848.10 = 441,092,723.80/x - Step 3: Cross multiply
1,476,219,069.40x = 2,214,354,848.10 × 441,092,723.80 - Step 4: Simplify right side
1,476,219,069.40x = 976,735,811,408,164,224 - Step 5: Solve for x
x = 976,735,811,408,164,224/1,476,219,069.40 - Step 6: Final answer
x = 661,646,927.38
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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.