Finding the Fourth Proportional to 6,940,615,270.05, 10,403,657,375.85 and 2,904,658,290.87
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Solution
The fourth proportional to 6,940,615,270.05, 10,403,657,375.85 and 2,904,658,290.87 is: 4,353,946,801.02
Step by Step Solution
- Step 1: Write the proportion equation
6,940,615,270.05 : 10,403,657,375.85 = 2,904,658,290.87 : x - Step 2: Convert to fraction form
6,940,615,270.05/10,403,657,375.85 = 2,904,658,290.87/x - Step 3: Cross multiply
6,940,615,270.05x = 10,403,657,375.85 × 2,904,658,290.87 - Step 4: Simplify right side
6,940,615,270.05x = 30,219,069,652,133,531,648 - Step 5: Solve for x
x = 30,219,069,652,133,531,648/6,940,615,270.05 - Step 6: Final answer
x = 4,353,946,801.02
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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.