Finding the Fourth Proportional to 1,877,234,725.92, 2,590,463,241.36 and 1,041,859,862.40
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Solution
The fourth proportional to 1,877,234,725.92, 2,590,463,241.36 and 1,041,859,862.40 is: 1,437,699,632.83
Step by Step Solution
- Step 1: Write the proportion equation
1,877,234,725.92 : 2,590,463,241.36 = 1,041,859,862.40 : x - Step 2: Convert to fraction form
1,877,234,725.92/2,590,463,241.36 = 1,041,859,862.40/x - Step 3: Cross multiply
1,877,234,725.92x = 2,590,463,241.36 × 1,041,859,862.40 - Step 4: Simplify right side
1,877,234,725.92x = 2,698,899,676,195,587,584 - Step 5: Solve for x
x = 2,698,899,676,195,587,584/1,877,234,725.92 - Step 6: Final answer
x = 1,437,699,632.83
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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.