Finding the Fourth Proportional to 2,298,566,104.97, 3,172,021,206.17 and 1,241,293,983.72
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Solution
The fourth proportional to 2,298,566,104.97, 3,172,021,206.17 and 1,241,293,983.72 is: 1,712,985,687.44
Step by Step Solution
- Step 1: Write the proportion equation
2,298,566,104.97 : 3,172,021,206.17 = 1,241,293,983.72 : x - Step 2: Convert to fraction form
2,298,566,104.97/3,172,021,206.17 = 1,241,293,983.72/x - Step 3: Cross multiply
2,298,566,104.97x = 3,172,021,206.17 × 1,241,293,983.72 - Step 4: Simplify right side
2,298,566,104.97x = 3,937,410,839,444,872,192 - Step 5: Solve for x
x = 3,937,410,839,444,872,192/2,298,566,104.97 - Step 6: Final answer
x = 1,712,985,687.44
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1.5x scale
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.