Finding the Fourth Proportional to 4,718,378,543.36, 6,511,518,778.93 and 2,575,102,557.20
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Solution
The fourth proportional to 4,718,378,543.36, 6,511,518,778.93 and 2,575,102,557.20 is: 3,553,726,879.85
Step by Step Solution
- Step 1: Write the proportion equation
4,718,378,543.36 : 6,511,518,778.93 = 2,575,102,557.20 : x - Step 2: Convert to fraction form
4,718,378,543.36/6,511,518,778.93 = 2,575,102,557.20/x - Step 3: Cross multiply
4,718,378,543.36x = 6,511,518,778.93 × 2,575,102,557.20 - Step 4: Simplify right side
4,718,378,543.36x = 16,767,828,658,839,470,080 - Step 5: Solve for x
x = 16,767,828,658,839,470,080/4,718,378,543.36 - Step 6: Final answer
x = 3,553,726,879.85
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1.5x scale
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.