Finding the Fourth Proportional to 2,731,092,433.79, 3,768,867,448.56 and 1,525,451,274.70
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Solution
The fourth proportional to 2,731,092,433.79, 3,768,867,448.56 and 1,525,451,274.70 is: 2,105,100,355.61
Step by Step Solution
- Step 1: Write the proportion equation
2,731,092,433.79 : 3,768,867,448.56 = 1,525,451,274.70 : x - Step 2: Convert to fraction form
2,731,092,433.79/3,768,867,448.56 = 1,525,451,274.70/x - Step 3: Cross multiply
2,731,092,433.79x = 3,768,867,448.56 × 1,525,451,274.70 - Step 4: Simplify right side
2,731,092,433.79x = 5,749,223,653,562,344,448 - Step 5: Solve for x
x = 5,749,223,653,562,344,448/2,731,092,433.79 - Step 6: Final answer
x = 2,105,100,355.61
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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.