Finding the Fourth Proportional to 3,593,835,348.74, 5,390,862,845.21 and 1,232,963,190.98
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Solution
The fourth proportional to 3,593,835,348.74, 5,390,862,845.21 and 1,232,963,190.98 is: 1,849,482,463.94
Step by Step Solution
- Step 1: Write the proportion equation
3,593,835,348.74 : 5,390,862,845.21 = 1,232,963,190.98 : x - Step 2: Convert to fraction form
3,593,835,348.74/5,390,862,845.21 = 1,232,963,190.98/x - Step 3: Cross multiply
3,593,835,348.74x = 5,390,862,845.21 × 1,232,963,190.98 - Step 4: Simplify right side
3,593,835,348.74x = 6,646,735,455,779,121,152 - Step 5: Solve for x
x = 6,646,735,455,779,121,152/3,593,835,348.74 - Step 6: Final answer
x = 1,849,482,463.94
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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.