Finding the Fourth Proportional to 4,205,128,618.05, 6,307,692,927.08 and 1,751,146,656.45
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Solution
The fourth proportional to 4,205,128,618.05, 6,307,692,927.08 and 1,751,146,656.45 is: 2,626,719,984.68
Step by Step Solution
- Step 1: Write the proportion equation
4,205,128,618.05 : 6,307,692,927.08 = 1,751,146,656.45 : x - Step 2: Convert to fraction form
4,205,128,618.05/6,307,692,927.08 = 1,751,146,656.45/x - Step 3: Cross multiply
4,205,128,618.05x = 6,307,692,927.08 × 1,751,146,656.45 - Step 4: Simplify right side
4,205,128,618.05x = 11,045,695,379,160,698,880 - Step 5: Solve for x
x = 11,045,695,379,160,698,880/4,205,128,618.05 - Step 6: Final answer
x = 2,626,719,984.68
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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.