Finding the Fourth Proportional to 2,966,264,467.99, 4,096,842,313.77 and 1,953,517,110.19
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Solution
The fourth proportional to 2,966,264,467.99, 4,096,842,313.77 and 1,953,517,110.19 is: 2,698,091,031.35
Step by Step Solution
- Step 1: Write the proportion equation
2,966,264,467.99 : 4,096,842,313.77 = 1,953,517,110.19 : x - Step 2: Convert to fraction form
2,966,264,467.99/4,096,842,313.77 = 1,953,517,110.19/x - Step 3: Cross multiply
2,966,264,467.99x = 4,096,842,313.77 × 1,953,517,110.19 - Step 4: Simplify right side
2,966,264,467.99x = 8,003,251,557,689,841,664 - Step 5: Solve for x
x = 8,003,251,557,689,841,664/2,966,264,467.99 - Step 6: Final answer
x = 2,698,091,031.35
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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.