Finding the Fourth Proportional to 1,168,325,758,756.70, 1,612,288,324,287.80 and 654,495,170,156.28
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Solution
The fourth proportional to 1,168,325,758,756.70, 1,612,288,324,287.80 and 654,495,170,156.28 is: 903,202,649,806.06
Step by Step Solution
- Step 1: Write the proportion equation
1,168,325,758,756.70 : 1,612,288,324,287.80 = 654,495,170,156.28 : x - Step 2: Convert to fraction form
1,168,325,758,756.70/1,612,288,324,287.80 = 654,495,170,156.28/x - Step 3: Cross multiply
1,168,325,758,756.70x = 1,612,288,324,287.80 × 654,495,170,156.28 - Step 4: Simplify right side
1,168,325,758,756.70x = 1,055,234,921,145,727,352,569,856 - Step 5: Solve for x
x = 1,055,234,921,145,727,352,569,856/1,168,325,758,756.70 - Step 6: Final answer
x = 903,202,649,806.06
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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.