Finding the Fourth Proportional to 5,183,055,541.20, 7,776,397,297.08 and 1,502,781,738.96
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Solution
The fourth proportional to 5,183,055,541.20, 7,776,397,297.08 and 1,502,781,738.96 is: 2,254,698,557.65
Step by Step Solution
- Step 1: Write the proportion equation
5,183,055,541.20 : 7,776,397,297.08 = 1,502,781,738.96 : x - Step 2: Convert to fraction form
5,183,055,541.20/7,776,397,297.08 = 1,502,781,738.96/x - Step 3: Cross multiply
5,183,055,541.20x = 7,776,397,297.08 × 1,502,781,738.96 - Step 4: Simplify right side
5,183,055,541.20x = 11,686,227,852,949,727,232 - Step 5: Solve for x
x = 11,686,227,852,949,727,232/5,183,055,541.20 - Step 6: Final answer
x = 2,254,698,557.65
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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.