Finding the Fourth Proportional to 7,533,508,497.12, 11,289,931,529.76 and 4,768,201,311.84
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Solution
The fourth proportional to 7,533,508,497.12, 11,289,931,529.76 and 4,768,201,311.84 is: 7,145,763,006.89
Step by Step Solution
- Step 1: Write the proportion equation
7,533,508,497.12 : 11,289,931,529.76 = 4,768,201,311.84 : x - Step 2: Convert to fraction form
7,533,508,497.12/11,289,931,529.76 = 4,768,201,311.84/x - Step 3: Cross multiply
7,533,508,497.12x = 11,289,931,529.76 × 4,768,201,311.84 - Step 4: Simplify right side
7,533,508,497.12x = 53,832,666,330,785,415,168 - Step 5: Solve for x
x = 53,832,666,330,785,415,168/7,533,508,497.12 - Step 6: Final answer
x = 7,145,763,006.89
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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.