Finding the Fourth Proportional to 9,862,971,479.29, 14,796,923,991.42 and 2,875,782,425.74
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Solution
The fourth proportional to 9,862,971,479.29, 14,796,923,991.42 and 2,875,782,425.74 is: 4,314,392,884.42
Step by Step Solution
- Step 1: Write the proportion equation
9,862,971,479.29 : 14,796,923,991.42 = 2,875,782,425.74 : x - Step 2: Convert to fraction form
9,862,971,479.29/14,796,923,991.42 = 2,875,782,425.74/x - Step 3: Cross multiply
9,862,971,479.29x = 14,796,923,991.42 × 2,875,782,425.74 - Step 4: Simplify right side
9,862,971,479.29x = 42,552,733,969,447,854,080 - Step 5: Solve for x
x = 42,552,733,969,447,854,080/9,862,971,479.29 - Step 6: Final answer
x = 4,314,392,884.42
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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.