Finding the Fourth Proportional to 1,850,664,109.08, 2,775,893,982.88 and 1,353,184,420.68
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Solution
The fourth proportional to 1,850,664,109.08, 2,775,893,982.88 and 1,353,184,420.68 is: 2,029,701,917.63
Step by Step Solution
- Step 1: Write the proportion equation
1,850,664,109.08 : 2,775,893,982.88 = 1,353,184,420.68 : x - Step 2: Convert to fraction form
1,850,664,109.08/2,775,893,982.88 = 1,353,184,420.68/x - Step 3: Cross multiply
1,850,664,109.08x = 2,775,893,982.88 × 1,353,184,420.68 - Step 4: Simplify right side
1,850,664,109.08x = 3,756,296,491,092,571,136 - Step 5: Solve for x
x = 3,756,296,491,092,571,136/1,850,664,109.08 - Step 6: Final answer
x = 2,029,701,917.63
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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.