Finding the Fourth Proportional to 7,698,648,340.78, 11,552,830,214.04 and 3,277,060,549.38
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Solution
The fourth proportional to 7,698,648,340.78, 11,552,830,214.04 and 3,277,060,549.38 is: 4,917,658,587.88
Step by Step Solution
- Step 1: Write the proportion equation
7,698,648,340.78 : 11,552,830,214.04 = 3,277,060,549.38 : x - Step 2: Convert to fraction form
7,698,648,340.78/11,552,830,214.04 = 3,277,060,549.38/x - Step 3: Cross multiply
7,698,648,340.78x = 11,552,830,214.04 × 3,277,060,549.38 - Step 4: Simplify right side
7,698,648,340.78x = 37,859,324,128,115,785,728 - Step 5: Solve for x
x = 37,859,324,128,115,785,728/7,698,648,340.78 - Step 6: Final answer
x = 4,917,658,587.88
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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.