Finding the Fourth Proportional to 111,739,885.76, 167,560,966.58 and 56,373,657.08
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Solution
The fourth proportional to 111,739,885.76, 167,560,966.58 and 56,373,657.08 is: 84,535,834.31
Step by Step Solution
- Step 1: Write the proportion equation
111,739,885.76 : 167,560,966.58 = 56,373,657.08 : x - Step 2: Convert to fraction form
111,739,885.76/167,560,966.58 = 56,373,657.08/x - Step 3: Cross multiply
111,739,885.76x = 167,560,966.58 × 56,373,657.08 - Step 4: Simplify right side
111,739,885.76x = 9,446,024,468,854,588 - Step 5: Solve for x
x = 9,446,024,468,854,588/111,739,885.76 - Step 6: Final answer
x = 84,535,834.31
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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.