Finding the Fourth Proportional to 543,847,712,863.28, 750,512,177,024.36 and 296,655,378,412.18
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Solution
The fourth proportional to 543,847,712,863.28, 750,512,177,024.36 and 296,655,378,412.18 is: 409,385,694,951.12
Step by Step Solution
- Step 1: Write the proportion equation
543,847,712,863.28 : 750,512,177,024.36 = 296,655,378,412.18 : x - Step 2: Convert to fraction form
543,847,712,863.28/750,512,177,024.36 = 296,655,378,412.18/x - Step 3: Cross multiply
543,847,712,863.28x = 750,512,177,024.36 × 296,655,378,412.18 - Step 4: Simplify right side
543,847,712,863.28x = 222,643,473,878,110,531,747,840 - Step 5: Solve for x
x = 222,643,473,878,110,531,747,840/543,847,712,863.28 - Step 6: Final answer
x = 409,385,694,951.12
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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.