Finding the Fourth Proportional to 544,473,782,489.57, 751,439,706,720.82 and 309,886,106,982.97
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Solution
The fourth proportional to 544,473,782,489.57, 751,439,706,720.82 and 309,886,106,982.97 is: 427,680,327,018.50
Step by Step Solution
- Step 1: Write the proportion equation
544,473,782,489.57 : 751,439,706,720.82 = 309,886,106,982.97 : x - Step 2: Convert to fraction form
544,473,782,489.57/751,439,706,720.82 = 309,886,106,982.97/x - Step 3: Cross multiply
544,473,782,489.57x = 751,439,706,720.82 × 309,886,106,982.97 - Step 4: Simplify right side
544,473,782,489.57x = 232,860,725,348,139,595,202,560 - Step 5: Solve for x
x = 232,860,725,348,139,595,202,560/544,473,782,489.57 - Step 6: Final answer
x = 427,680,327,018.50
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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.