Finding the Fourth Proportional to 7,867,307,901,162.80, 10,856,156,312,923 and 4,351,531,305,726.80
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Solution
The fourth proportional to 7,867,307,901,162.80, 10,856,156,312,923 and 4,351,531,305,726.80 is: 6,004,710,206,977.64
Step by Step Solution
- Step 1: Write the proportion equation
7,867,307,901,162.80 : 10,856,156,312,923 = 4,351,531,305,726.80 : x - Step 2: Convert to fraction form
7,867,307,901,162.80/10,856,156,312,923 = 4,351,531,305,726.80/x - Step 3: Cross multiply
7,867,307,901,162.80x = 10,856,156,312,923 × 4,351,531,305,726.80 - Step 4: Simplify right side
7,867,307,901,162.80x = 47,240,904,055,548,064,590,462,976 - Step 5: Solve for x
x = 47,240,904,055,548,064,590,462,976/7,867,307,901,162.80 - Step 6: Final answer
x = 6,004,710,206,977.64
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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.