Finding the Fourth Proportional to 149,475,911.20, 224,106,259.44 and 91,849,120.48
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Solution
The fourth proportional to 149,475,911.20, 224,106,259.44 and 91,849,120.48 is: 137,707,558.75
Step by Step Solution
- Step 1: Write the proportion equation
149,475,911.20 : 224,106,259.44 = 91,849,120.48 : x - Step 2: Convert to fraction form
149,475,911.20/224,106,259.44 = 91,849,120.48/x - Step 3: Cross multiply
149,475,911.20x = 224,106,259.44 × 91,849,120.48 - Step 4: Simplify right side
149,475,911.20x = 20,583,962,823,626,700 - Step 5: Solve for x
x = 20,583,962,823,626,700/149,475,911.20 - Step 6: Final answer
x = 137,707,558.75
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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.