Finding the Fourth Proportional to 7,291,078,897.65, 10,063,307,531.18 and 4,432,613,724.14
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Solution
The fourth proportional to 7,291,078,897.65, 10,063,307,531.18 and 4,432,613,724.14 is: 6,117,990,999.56
Step by Step Solution
- Step 1: Write the proportion equation
7,291,078,897.65 : 10,063,307,531.18 = 4,432,613,724.14 : x - Step 2: Convert to fraction form
7,291,078,897.65/10,063,307,531.18 = 4,432,613,724.14/x - Step 3: Cross multiply
7,291,078,897.65x = 10,063,307,531.18 × 4,432,613,724.14 - Step 4: Simplify right side
7,291,078,897.65x = 44,606,755,072,877,412,352 - Step 5: Solve for x
x = 44,606,755,072,877,412,352/7,291,078,897.65 - Step 6: Final answer
x = 6,117,990,999.56
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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.