Finding the Fourth Proportional to 3,711,995,210.41, 5,121,299,789.25 and 2,104,277,842.80
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Solution
The fourth proportional to 3,711,995,210.41, 5,121,299,789.25 and 2,104,277,842.80 is: 2,903,192,774.23
Step by Step Solution
- Step 1: Write the proportion equation
3,711,995,210.41 : 5,121,299,789.25 = 2,104,277,842.80 : x - Step 2: Convert to fraction form
3,711,995,210.41/5,121,299,789.25 = 2,104,277,842.80/x - Step 3: Cross multiply
3,711,995,210.41x = 5,121,299,789.25 × 2,104,277,842.80 - Step 4: Simplify right side
3,711,995,210.41x = 10,776,637,672,852,979,712 - Step 5: Solve for x
x = 10,776,637,672,852,979,712/3,711,995,210.41 - Step 6: Final answer
x = 2,903,192,774.23
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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.