Finding the Fourth Proportional to 1,461,480,670.24, 2,192,110,747.08 and 465,461,450.80
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Solution
The fourth proportional to 1,461,480,670.24, 2,192,110,747.08 and 465,461,450.80 is: 698,157,060.46
Step by Step Solution
- Step 1: Write the proportion equation
1,461,480,670.24 : 2,192,110,747.08 = 465,461,450.80 : x - Step 2: Convert to fraction form
1,461,480,670.24/2,192,110,747.08 = 465,461,450.80/x - Step 3: Cross multiply
1,461,480,670.24x = 2,192,110,747.08 × 465,461,450.80 - Step 4: Simplify right side
1,461,480,670.24x = 1,020,343,048,650,128,640 - Step 5: Solve for x
x = 1,020,343,048,650,128,640/1,461,480,670.24 - Step 6: Final answer
x = 698,157,060.46
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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.