Finding the Fourth Proportional to 69,409,013,192.68, 95,777,745,240 and 38,926,434,306.28
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Solution
The fourth proportional to 69,409,013,192.68, 95,777,745,240 and 38,926,434,306.28 is: 53,714,725,748.06
Step by Step Solution
- Step 1: Write the proportion equation
69,409,013,192.68 : 95,777,745,240 = 38,926,434,306.28 : x - Step 2: Convert to fraction form
69,409,013,192.68/95,777,745,240 = 38,926,434,306.28/x - Step 3: Cross multiply
69,409,013,192.68x = 95,777,745,240 × 38,926,434,306.28 - Step 4: Simplify right side
69,409,013,192.68x = 3,728,286,108,088,481,611,776 - Step 5: Solve for x
x = 3,728,286,108,088,481,611,776/69,409,013,192.68 - Step 6: Final answer
x = 53,714,725,748.06
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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.