Finding the Fourth Proportional to 5,616,906,569.12, 7,751,356,959.36 and 3,110,727,740.96
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Solution
The fourth proportional to 5,616,906,569.12, 7,751,356,959.36 and 3,110,727,740.96 is: 4,292,818,623.00
Step by Step Solution
- Step 1: Write the proportion equation
5,616,906,569.12 : 7,751,356,959.36 = 3,110,727,740.96 : x - Step 2: Convert to fraction form
5,616,906,569.12/7,751,356,959.36 = 3,110,727,740.96/x - Step 3: Cross multiply
5,616,906,569.12x = 7,751,356,959.36 × 3,110,727,740.96 - Step 4: Simplify right side
5,616,906,569.12x = 24,112,361,123,564,507,136 - Step 5: Solve for x
x = 24,112,361,123,564,507,136/5,616,906,569.12 - Step 6: Final answer
x = 4,292,818,623.00
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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.