Finding the Fourth Proportional to 6,239,438,890.92, 9,359,157,768.18 and 2,745,844,363.20
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Solution
The fourth proportional to 6,239,438,890.92, 9,359,157,768.18 and 2,745,844,363.20 is: 4,118,766,294.75
Step by Step Solution
- Step 1: Write the proportion equation
6,239,438,890.92 : 9,359,157,768.18 = 2,745,844,363.20 : x - Step 2: Convert to fraction form
6,239,438,890.92/9,359,157,768.18 = 2,745,844,363.20/x - Step 3: Cross multiply
6,239,438,890.92x = 9,359,157,768.18 × 2,745,844,363.20 - Step 4: Simplify right side
6,239,438,890.92x = 25,698,790,602,056,544,256 - Step 5: Solve for x
x = 25,698,790,602,056,544,256/6,239,438,890.92 - Step 6: Final answer
x = 4,118,766,294.75
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.