Finding the Fourth Proportional to 7,291,078,898.70, 10,063,307,532.62 and 4,432,613,725.18
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Solution
The fourth proportional to 7,291,078,898.70, 10,063,307,532.62 and 4,432,613,725.18 is: 6,117,991,000.99
Step by Step Solution
- Step 1: Write the proportion equation
7,291,078,898.70 : 10,063,307,532.62 = 4,432,613,725.18 : x - Step 2: Convert to fraction form
7,291,078,898.70/10,063,307,532.62 = 4,432,613,725.18/x - Step 3: Cross multiply
7,291,078,898.70x = 10,063,307,532.62 × 4,432,613,725.18 - Step 4: Simplify right side
7,291,078,898.70x = 44,606,755,089,776,533,504 - Step 5: Solve for x
x = 44,606,755,089,776,533,504/7,291,078,898.70 - Step 6: Final answer
x = 6,117,991,000.99
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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.