Finding the Fourth Proportional to 1,106,085,258.24, 1,657,968,955.92 and 515,388,499.26
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Solution
The fourth proportional to 1,106,085,258.24, 1,657,968,955.92 and 515,388,499.26 is: 772,542,736.33
Step by Step Solution
- Step 1: Write the proportion equation
1,106,085,258.24 : 1,657,968,955.92 = 515,388,499.26 : x - Step 2: Convert to fraction form
1,106,085,258.24/1,657,968,955.92 = 515,388,499.26/x - Step 3: Cross multiply
1,106,085,258.24x = 1,657,968,955.92 × 515,388,499.26 - Step 4: Simplify right side
1,106,085,258.24x = 854,498,132,011,277,952 - Step 5: Solve for x
x = 854,498,132,011,277,952/1,106,085,258.24 - Step 6: Final answer
x = 772,542,736.33
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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.