Finding the Fourth Proportional to 70,339,945.24, 97,116,496.98 and 43,918,532.68
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Solution
The fourth proportional to 70,339,945.24, 97,116,496.98 and 43,918,532.68 is: 60,637,153.35
Step by Step Solution
- Step 1: Write the proportion equation
70,339,945.24 : 97,116,496.98 = 43,918,532.68 : x - Step 2: Convert to fraction form
70,339,945.24/97,116,496.98 = 43,918,532.68/x - Step 3: Cross multiply
70,339,945.24x = 97,116,496.98 × 43,918,532.68 - Step 4: Simplify right side
70,339,945.24x = 4,265,214,046,383,251.50 - Step 5: Solve for x
x = 4,265,214,046,383,251.50/70,339,945.24 - Step 6: Final answer
x = 60,637,153.35
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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.