Finding the Fourth Proportional to 3,810,791,489.99, 5,715,553,223.52 and 1,154,215,956.51
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Solution
The fourth proportional to 3,810,791,489.99, 5,715,553,223.52 and 1,154,215,956.51 is: 1,731,131,904.80
Step by Step Solution
- Step 1: Write the proportion equation
3,810,791,489.99 : 5,715,553,223.52 = 1,154,215,956.51 : x - Step 2: Convert to fraction form
3,810,791,489.99/5,715,553,223.52 = 1,154,215,956.51/x - Step 3: Cross multiply
3,810,791,489.99x = 5,715,553,223.52 × 1,154,215,956.51 - Step 4: Simplify right side
3,810,791,489.99x = 6,596,982,730,868,951,040 - Step 5: Solve for x
x = 6,596,982,730,868,951,040/3,810,791,489.99 - Step 6: Final answer
x = 1,731,131,904.80
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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.