Finding the Fourth Proportional to 149,950,769.47, 224,936,023.56 and 39,289,149.09
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Solution
The fourth proportional to 149,950,769.47, 224,936,023.56 and 39,289,149.09 is: 58,936,309.54
Step by Step Solution
- Step 1: Write the proportion equation
149,950,769.47 : 224,936,023.56 = 39,289,149.09 : x - Step 2: Convert to fraction form
149,950,769.47/224,936,023.56 = 39,289,149.09/x - Step 3: Cross multiply
149,950,769.47x = 224,936,023.56 × 39,289,149.09 - Step 4: Simplify right side
149,950,769.47x = 8,837,544,965,824,710 - Step 5: Solve for x
x = 8,837,544,965,824,710/149,950,769.47 - Step 6: Final answer
x = 58,936,309.54
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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.