Finding the Fourth Proportional to 1,873,252,104.27, 2,808,788,985.84 and 708,810,548.19
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Solution
The fourth proportional to 1,873,252,104.27, 2,808,788,985.84 and 708,810,548.19 is: 1,062,803,696.45
Step by Step Solution
- Step 1: Write the proportion equation
1,873,252,104.27 : 2,808,788,985.84 = 708,810,548.19 : x - Step 2: Convert to fraction form
1,873,252,104.27/2,808,788,985.84 = 708,810,548.19/x - Step 3: Cross multiply
1,873,252,104.27x = 2,808,788,985.84 × 708,810,548.19 - Step 4: Simplify right side
1,873,252,104.27x = 1,990,899,260,803,284,736 - Step 5: Solve for x
x = 1,990,899,260,803,284,736/1,873,252,104.27 - Step 6: Final answer
x = 1,062,803,696.45
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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.