Finding the Fourth Proportional to 5,212,232,576.24, 7,192,829,854.41 and 2,833,228,968.17
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Solution
The fourth proportional to 5,212,232,576.24, 7,192,829,854.41 and 2,833,228,968.17 is: 3,909,828,199.06
Step by Step Solution
- Step 1: Write the proportion equation
5,212,232,576.24 : 7,192,829,854.41 = 2,833,228,968.17 : x - Step 2: Convert to fraction form
5,212,232,576.24/7,192,829,854.41 = 2,833,228,968.17/x - Step 3: Cross multiply
5,212,232,576.24x = 7,192,829,854.41 × 2,833,228,968.17 - Step 4: Simplify right side
5,212,232,576.24x = 20,378,933,906,632,417,280 - Step 5: Solve for x
x = 20,378,933,906,632,417,280/5,212,232,576.24 - Step 6: Final answer
x = 3,909,828,199.06
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1.5x scale
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.