Finding the Fourth Proportional to 543,847,712,884.53, 750,512,177,053.71 and 296,655,378,433.44
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Solution
The fourth proportional to 543,847,712,884.53, 750,512,177,053.71 and 296,655,378,433.44 is: 409,385,694,980.47
Step by Step Solution
- Step 1: Write the proportion equation
543,847,712,884.53 : 750,512,177,053.71 = 296,655,378,433.44 : x - Step 2: Convert to fraction form
543,847,712,884.53/750,512,177,053.71 = 296,655,378,433.44/x - Step 3: Cross multiply
543,847,712,884.53x = 750,512,177,053.71 × 296,655,378,433.44 - Step 4: Simplify right side
543,847,712,884.53x = 222,643,473,902,773,240,594,432 - Step 5: Solve for x
x = 222,643,473,902,773,240,594,432/543,847,712,884.53 - Step 6: Final answer
x = 409,385,694,980.47
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.