Finding the Fourth Proportional to 3,069,170,039.43, 4,234,487,798.97 and 1,878,497,721.99
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Solution
The fourth proportional to 3,069,170,039.43, 4,234,487,798.97 and 1,878,497,721.99 is: 2,591,735,088.63
Step by Step Solution
- Step 1: Write the proportion equation
3,069,170,039.43 : 4,234,487,798.97 = 1,878,497,721.99 : x - Step 2: Convert to fraction form
3,069,170,039.43/4,234,487,798.97 = 1,878,497,721.99/x - Step 3: Cross multiply
3,069,170,039.43x = 4,234,487,798.97 × 1,878,497,721.99 - Step 4: Simplify right side
3,069,170,039.43x = 7,954,475,684,159,593,472 - Step 5: Solve for x
x = 7,954,475,684,159,593,472/3,069,170,039.43 - Step 6: Final answer
x = 2,591,735,088.63
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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.