Finding the Fourth Proportional to 94,285,981.44, 130,115,998.08 and 55,654,813.44
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Solution
The fourth proportional to 94,285,981.44, 130,115,998.08 and 55,654,813.44 is: 76,804,435.70
Step by Step Solution
- Step 1: Write the proportion equation
94,285,981.44 : 130,115,998.08 = 55,654,813.44 : x - Step 2: Convert to fraction form
94,285,981.44/130,115,998.08 = 55,654,813.44/x - Step 3: Cross multiply
94,285,981.44x = 130,115,998.08 × 55,654,813.44 - Step 4: Simplify right side
94,285,981.44x = 7,241,581,598,701,798 - Step 5: Solve for x
x = 7,241,581,598,701,798/94,285,981.44 - Step 6: Final answer
x = 76,804,435.70
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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.