Finding the Fourth Proportional to 8,580,135,675.52, 12,869,853,213.12 and 2,985,353,303.68
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Solution
The fourth proportional to 8,580,135,675.52, 12,869,853,213.12 and 2,985,353,303.68 is: 4,477,908,072.86
Step by Step Solution
- Step 1: Write the proportion equation
8,580,135,675.52 : 12,869,853,213.12 = 2,985,353,303.68 : x - Step 2: Convert to fraction form
8,580,135,675.52/12,869,853,213.12 = 2,985,353,303.68/x - Step 3: Cross multiply
8,580,135,675.52x = 12,869,853,213.12 × 2,985,353,303.68 - Step 4: Simplify right side
8,580,135,675.52x = 38,421,058,807,664,451,584 - Step 5: Solve for x
x = 38,421,058,807,664,451,584/8,580,135,675.52 - Step 6: Final answer
x = 4,477,908,072.86
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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.